Between Fall 2014 and Winter 2020, Math CEO hosted weekly mathematics enrichment meetings for middle school students, either at UCI or at the school site. In the process, Math CEO developed an extensive collection of fun and challenging math activities. The curriculum is available for printing; feel free to use these materials for your students. To download an activity, please click on the small plus sign icon.

Images
Activity Set
Topics
Description
Authors
Mode
Internal Notes
Student Version
Teacher Version
Exploring
Graphs
GraphsGraph theory explorations in various topics, with concrete examples of interesting graphs, and applications involving coloring. Basic level.Andres Forero
(UCI MATH CEO)
In PersonStudent Version (PDF)
Exploring
Fractals
FractalsSimple, hands-on, fractal explorations.Andres Forero
(UCI MATH CEO)
In PersonStudent Version
Rabbit
Math
Varied
Number sense, counting, geometry, etc.
Mathematical adventures in the land of rabbits. Several different topics. Can be used, for example, as a summer school activity booklet.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Prob GamesProbabilityGames and puzzles of various topics in probability, in which often times students need to make choices based on evidence.Adrien Peltzer
Andres Forero
(UCI MATH CEO)
In PersonStudent Version
Frieze
Patterns
Geometry
Transformations
A frieze pattern is a pattern on a strip (an infinite rectangle) which repeats in one direction. We explore these patterns in detail.Alessandra Pantano
Mariano Franco
Andrés Forero
(UCI MATH CEO)
In PersonStudent Version
Patterns in
Tesselania
Geometry
Tesselations
We start with a given shape, then moving it and transform it to cover certain region. The transformations are translations, rotations and reflections, which we think of as dance moves! The original shape is the dancer, and through dance moves he seeks to cover all the dance floor.Mariano Franco
Andrés Forero
(UCI MATH CEO)
In PersonStudent Version
WaterVariedGo with the flow and the patterns. Several different topics. Can be used as a summer school activity booklet, for example.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
A Trip to
Italy (Part 1)
VariedJoin Alessia, Bruno and Marco through a magical tour through Italy. You will visit cities and learn about beautiful cathedrals and monuments, and eat fantastic food. Don’t miss this trip!
Several topics. Can be used as a summer school activity booklet, for example.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
A Trip to
Italy (Part 2)
VariedJoin Alessia, Bruno and Marco through a magical and beautiful tour of the country of Italy. You will visit cities and learn about beautiful cathedrals and monuments, and eat fantastic food. Don’t miss this trip!
Several different topics. Can be used as a summer school activity booklet, for example.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
ToysCounting

Fraction sense
Let's learn how to cound different combinations, and let's gain understanding on how fractions work.Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
A Day At
The Fair
Proportionality
Fractions
Ratios
Unit ratios
Let's solve problems that involve making sense of ratios, unit ratios, fractions, percentages, and linear relations.Mariano Franco
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
MathloweenProportionality
Fractions
Ratios
Mathematical activities related to propotionality, with the theme of Halloween.Juan Malagón
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
AlchemyALGEBRA
Equations
Tape diagrams
Activities with fantastic situacions in which algebra is introduced in many different visual ways, and used to find unknownsJuan Malagón
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
Math CakesProportionality
Fractions
Ratios
Pie Charts
Mathematical activities built around the theme of pastries, to practice calculations and concepts on proportionality.Alessandra Pantano
(UCI MATH CEO)
In PersonStudent Version
Mathy
Holidays
ALGEBRA

Proportionality
Percentages
Mathematical activities with the theme of Holidays.Alessandra Pantano
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
AnimathsProportionality
Percentages & Fractions
Ratios

Geometry
Movements in the plane
Mathematical activities with the theme of Animals.Juan Malagón
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
Cells and
Fractal Trees
Part 1
Number Properties
Exponential Growth
Math and Biology!Mónica Romero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Cells and
Fractal Trees
Part 2
Number Properties
Exponential Growth
Math and Biology!Mónica Romero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Change in
Planet Ara
PART 1
Algebra
Variables
Linear functions
Slope
We explore mathematical concepts of variables, linear functions, slope and total change. Some of these are not formally introduced, but rather implicitly treated during the activities.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
Change in
Planet Ara
PART 2
Algebra
Variables
Linear functions
Slope
We explore mathematical concepts of variables, linear functions, slope and total change. Some of these are not formally introduced, but rather implicitly treated during the activities.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
Ages of
Storage
Number Properties
Powers of 10
Scientific Notation
Multiplicative properties
We explore situations concerning storaging lots of information, and use powers of 10 to make sense of the. We discover different properties of multiplication along the way.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent Version
Ancient
Places
Geometry
Slopes

Number Patterns
Addition sequences
Multiplication Sequences
We gradually introduce the notion of slopes through the idea of inclination, with several examples and activities.

We also explore addition and multiplication patterns, through visual puzzles.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent Version
Lazy Lasers &
other Silly
Math Games
VariedVarious Puzzles of different topics such as geometry, counting, fractions, slopes, etc. The activities can be used as a math hunt or team competition.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
RandomnessProbabilityWe introduce the concept of randomness, experiment using dice and computers, generate sequences and distinguish between random and nonrandom methods. We also understand the limitations of predictions when we deal with randomness.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonDate needs confirmationTeacher Version (PDF)
Ages of StorageAlgebra
Optimization
Linear Models

Number Properties
Powers of 10
Multiplicative Properties
We explore situations concerning storaging lots of information, and use powers of 10 to make sense of the. We discover different properties of multiplication along the way.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In Personno student pack
no date
similar to winter 2016 "ages of storage"
Teacher Version (PDF)
CardioMathAlgebra
Multiplication
Graphing
Proportions
Students learn how to look at proportions and how to graph them using the theme of BPM and heartbeats.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
The 15 Game and Other PastimesLogic
Logic Games

Algebra
Addition
Students learn different games and analyze them, such as tic-tac-toe, the 15 game, and birds and fish.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Box GamesTeam building

Varied
Chemistry
Algebra
You will guide your team of kids in a cooperative game with puzzles. As they solve mathematical puzzles they unlock different locks until they open a box with prizes.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonBreakout! Authors?Teacher Version (PDF)
Statistics: AveragesStatistics
Averages
We will treat basic concepts in Statistics: average and range. We will also use graphical representations of data, in particular bar graphs.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Statistics:
Part 2
Statistics
Averages
We will build on the previous meeting and study some key properties of averages, including weighted averages, in the context of problem solving.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Staying HealthyPercentages
Ratios
Reading Data
We will help kids know some basic concepts on nutrition, to see the importance of exercising, cutting sugar and getting nutrients.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
A Very Suite Day: Hotel ManagementPercentages
Ratios
Fractions
Averages
We will treat basic concepts of related to Hotel Management: Kids will themselves be part of the Staff of a Hotel, to run this business in different departments.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo student packTeacher Version (PDF)
Geometry 1Geometry
Perimeter
Angles
Sine and Circles
We will treat basic concepts of geometry: perimeter, parametrizations of perimeters using time, angles, angle conversions, and the notion of sine of an angle as the relative height (vertical position) of a point in a circle.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Geometry 2Geometry
Angles
Sine and Circles
We will treat basic concepts of geometry: angles, angle conversions, and the notion of sine of an angle as the relative height (vertical position) of a point in a circle.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Math HeroesTeam Building

Number Properties
Number Sense
Calculus
The general goal of this meeting is to spark student interaction and communication of mathematical ideas and reasoningAlessandra Pantano
Andrés Forero
(UCI MATH CEO)
In Personno student packStudent VersionTeacher Version (PDF)
Four Fours
+
A Natural disaster
Team Building

Algebra
Order of Operations
System of Equations
We will introduce the Math CEO program to the kids, and do four activities to serve as icebreakers and also to show our program expectations.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo Student Pack
This is very simiar (if not the same) to one of the activities (A Helping Hand, Fall 2019)
Teacher Version (PDF)
Multipl(a)yAlgebra
Multiplication
We will develop additive and multiplicative number sense through sequences and also solidify the conceptual properties of the operation of multiplication.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Movie Ratings
and Ratios
Algebra
Ratio
We will explore and develop what a ratio means both abstractly and in real life context, using different
concrete and visual ways to represent them.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Flora
Adventure
Algebra
Ratio
Linear Growth
We will deepen the understanding of multiplicative properties as well as ratio as a tool to explore linear growth.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Drawn from
a Score

Varied
Patterns
Permutations
We will learn about patterns along with an art exhibit called Drawn from a Score that features works which have several connections to mathematics.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonTeacher Version (PDF)
Planning a VacationProportionality
Ratios

Counting
Trees
Students analyze different numerical situations in context involving proportionality, counting and variation, among others. In some situations they need to figure out exact answers, whereas other problems are more open and complex but they still need to provide a mathematical analysis.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonThere are no materials
AF: there were, just inside the Materials subfolder
Student VersionTeacher Version (PDF)
EnergyNumber Propoerties
Percentages
Costs
Students will explore different concepts related to energy, including the notions of Wattage and kW.h (Kilowatt hour), the difference between power and energy, and how to compute costs when using appliances that produce energy.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Fractal DanceGeometry
Symmetries
Fractals
We explore fractal symmetries by using our bodies. We will build to these “fractal dances” by thinking about symmetries more broadly, drawing fractals, and then “dancing” them.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonThere are no materials
AF: fixed it.
Student VersionTeacher Version (PDF)
Cooperating
in Math!
Team Building

Geometry
Area
Activity 1 is about STEM Careers, Activity 2 will help you know your students and set the learning and behavior expectations during the quarter. Activity 3 has mathematical problems.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo Student PackTeacher Version (PDF)
Comparing FractionsAlgebra
Fractions
We will also explore the notion of fraction and how to compare them, by playing a game of constructing stories about doctors.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo Student PackTeacher Version (PDF)
Exploring
Sets
SetsWe explore simple sets and allow students to get familiar with set writing notation, as well as how to combine sets, discovering the operations of union and intersection.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Moving
Machines
Physics
Gravity

Sets
We explore machines from a mathematical point of view, focusing on ramps, as machines. We also go deeper with the “Heavy Sets” activity from last meeting. Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
ContigoAlgebra
Equations
Order of Operations
We explore number sense through an activity called number talks, and we also play a game called Contigo, in which students have to generate expressions from numbers rolled, to score points.Randie Williams
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo student pack.
Also similar to Winter 2020 Contigo
Teacher Version (PDF)
Contigo
Fractions
Algebra
Equations
Order of Operations
We return to Contigo game, in which students have to generate expressions from numbers rolled, to score points. We offer two versions: the same version as in last meeting and a Contigo fractions game.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo student packTeacher Version (PDF)
Exploring
Areas
Geometry
Area
Tangrams
We will explore basic concepts of comparing areas and preservation of areas, through the Tangram, which is a collection of 7 poligonal pieces which have very strong relations between them.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Math ZebraLogic
Word Problems
Students will get to explore the concept of mathematical properties and mathematical descriptions and put them to use in a logic puzzle.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo student packTeacher Version (PDF)
Size Me UpGeometry
Area
Quadrilaterals
We will explore properties of measuring areas (including squares, rectangles, triangles, parallelograms and trapezoids).Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Area UnderGeometry
Area
Integrals
Students will approach the notion of approximation of certain types of shapes by consecutive rectangles of different heights, which is the basis for talking about the integral.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
What is
the Least?
Optimization

Geometry
Volume
Surface Area
We explore the concept of the “minimum” value to guarantee some condition to happen, from many different mathematical angles such as graphs, geometry, data representation and such.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Team Spirit +
area Puzzles
Team Building

Geometry
Areas
Students will find sides and areas of squares, and practice mental math in the process, as well as clarifying the concept of length and area and the relation (in squares).Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Foldings +
Marbles
Algebra
Equations

Geometry
Folding
Students will get to explore visual problems that encourage algebraic thinking and will need to fold a sheet of paper in a certain way.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent Manual only has Activity 1, not Activity 2.Student VersionTeacher Version (PDF)
More Marbles + Stick MovesAlgebra
Equations

Geometry
Movements in The Plane
Students will get introduced to picture representations to solve numerical problems without using variables. Then, they are challenged to change a figure into another, by doing a specific number of moves.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
A Helping
Hand
Algebra
Equations

Team Building
Students go through several clues to find the prices
of certain items, both in dollars and in a new currency.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Creepy
Puzzles
Team Building

Varied
Students work on puzzles, but first they practice
explaining them to other students, then they first
make a simpler version of the problem with the
theme of Halloween.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Building
Towers
InductionStudents will be introduced to the Hanoi Tower and will learn induction, where we use information at some step to get new information at a more complicated step.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Wolves
and
Sheep
Geometry
Spatial Reasoning
Pattern Discovery
Students play the sheep and wolf game, learn
the spatial conditions that we will be using,
then generalize their findings to any n×n board.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
The Ancient Medicine Varied
Sum Pyramids
Algebraic systems
Students will be involved in a team game in which they have limited time to open a box that is locked by solving both mathematical and non-mathematical puzzles and following clues.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo student manual in driveTeacher Version (PDF)
Building
Fractals
Geometry
Fractals
Students will understand the
visual concept of a fractal, both in 2D and in
3D, learn different methods of creating fractals
and apply them to build square, triangular and
tetrahedral-like fractals.
Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Team Spirit +
Find the Shape
Team Building

Geometry
Pattern Recognition
Pythagorean Theorem
Students will share experiences with other mentors and students, solve visual puzzles and practice their recognition of squares, using different tools (from rulers to the Pythagorean theorem).Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Build the ShapeAlgebra
Equations
Order of Operations

Geometry
Area
Students will be asked to build certain mathematical objects that satisfy certain conditions (either numerical expressions, or certain geometrical shapes).Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Contigo + Find the Shape (Part 2)Algebra
Order of Operations

Geometry
Area
Pythagorean Theorem
Students will play Contigo, a game of creating numerical expressions, and they also do a follow up activity to “Where’s the Square?”Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Making Sense + Foxer and SnakyTeam Building

Geometry
Spatial Awareness
Slope
Students solve puzzles of various types that involve numerical and spatial reasoning. Several problem solving strategies will be used, such as trial and error, considering simple cases, using tables and pictures.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Find the RelationAlgebra
Tables
Graphs
Diagrams
Students are presented with a general rule and use this rule to get new information and represent old information in new ways.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Rectangle MixAlgebra
Visual Representations

Geometry
Area
Students are invited to use rectangular figures to make sense of problems and to model different situations.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
Coins & AlgorithmsAlgebra
Algorithms
Students will familiarize with the general informal concept of algorithm and come up with algorithms to solve math problems in efficient ways.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
The Missing Sculpture
(Breakout)
Varied
Riddles
Einstein Puzzles
Students will be involved in a team game of Breakout, in which they have limited time to open a Big Box by solving both mathematical and non-mathematical puzzles and following clues.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonNo Student Manual
BreakoutEDU stated (are they authors?)
AF: No, we are authors. Breakout is the "system"
Teacher Version (PDF)
HexaflexagonsGeometry
Hexaflexagons

Graphs
Students will familiarize with an interesting and surprising geometrical object called Hexaflexagon.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)
HeroesAlgebra
Proportions
Comparisons
Students become Super heroes and collaborate to solve different challenges while “traveling”, but they need to first work individually.Alessandra Pantano
Andrés Forero
(UCI MATH CEO)
In PersonStudent VersionTeacher Version (PDF)