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Meet the Team
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Inquiry
Math
Math Lessons
Early Years
Primary
Junior/Intermediate
Math Busking
Family Math Nights
Book Reviews and NCTM Journal Reviews
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Science Inquiry
Publications
Our Videos
Blog
Primary Math
Number Sense
Geometry and Spatial Sense
Data Management
Measurement
Patterning and Algebra
All Lessons
Hole-Punch Symmetry
Hole-Punch Symmetry
Students visualize how paper that has been folded and hole-punched will look when the paper is unfolded.
Spatializing Area
Spatializing Area
Students will approach measurement through visual comparisons, mental iterations, physical iterations, and tiling.
Roll & Build Bingo
Roll & Build Bingo
Students take turns to tossing two dice and building a corresponding unifix tower to see who can complete a bingo first.
The Animal Grid Game
The Animal Grid Game
Students love this offline coding lesson in which they get to be the zookeeper feeding animals.
Square Tile Grid Symmetry Quick Image
Square Tile Grid Symmetry Quick Image
Students have to visualize a series of reflection challenges made of square tiles and recreate them from memory.
Pattern Block Symmetry Quick Image
Pattern Block Symmetry Quick Image
Students have to visualize a series of reflection challenges made of pattern blocks and recreate them from memory.
Pattern Blocks Quick Image
Pattern Blocks Quick Image
Students have to visualize a series of challenges made of pattern blocks and recreate them from memory.
Multilink Cube 3D Quick Image
Multilink Cube 3D Quick Image
Students have to visualize 2D images of 3D shapes comprised of multilink cubes and recreate them from memory.
Base Ten Block Quick Image
Base Ten Block Quick Image
Students have to recreate from memory an image composed of base ten blocks. Then they calculate the sum.
Target Number Game
Target Number Game
Students select target numbers and attempt to scoop up that many countable objects.
Playdough Fractions
Playdough Fractions
Students use playdough to explore fractions (fractional names, parts, and notation), and to compare fractions.
Can You Draw This?
Can You Draw This?
Students recreate an image of a square divided by a series of lines from memory and describe the strategies they used.
Designs and Patterns on Grid
Designs and Patterns on Grid
Students learn how to read letter-number coordinates by creating designs and patterns on grid.
Pentomino Battleship
Pentomino Battleship
Students practice reading letter-number coordinates by playing a battleship game with a partner.
Perspective Taking
Perspective Taking
Students learn perspective taking by identifying the top, side, and front view of 3-D figures.
Daily Calendar
Daily Calendar
This daily lesson with many small activities gives students the opportunity to practice all five strands of math every day.
Doubles
Doubles
Students organize doubles from 0 to 12 in a way that makes sense to them. This allows them to see number patterns.
Barrier Game
Barrier Game
One student builds a structure and gives instructions to his/her partner to build an identical structure.
Building with the Mind’s Eye
Building with the Mind’s Eye
Students visualize and build a figure in their mind's eye. Then they describe it for the class.
Number Hunt
Number Hunt
Students practice one-to-one correspondence in this fun dice-rolling, bingo-dabbing game!
Collect the Shapes
Collect the Shapes
Children collect 2D shapes on a grid by giving directional instructions and answering questions on shapes attributes.
Multiple Turnover Game
Multiple Turnover Game
In this game students try to identify whether their cards contain multiples of a given factor.
Curious George and the Rabbits
Curious George and the Rabbits
Students work together to demonstrate different ways to compose and decompose the number 10 or 20.
Adding Up the Number Line
Adding Up the Number Line
In this addition and subtraction game players attempt to arrive exactly at 500 on the number line.
The Cube Challenge
The Cube Challenge
In this lesson, students work together to build 21 unique structures out of 3, 4, and 5 unifix cubes. Can you build them all?
Upside Down World
Upside Down World
Students work with unifix cubes to rebuild "buildings" that have been turned upside down!
Find Your Match
Find Your Match
Students collect a matching number pair or two cards that add or subtract to a predetermined sum/difference.
Scrambled Egg Math
Scrambled Egg Math
Children shake the egg carton then roll a die to determine whether they will be adding or subtracting.
Super Mind
Super Mind
Children are presented with two-dimensional shapes and encouraged to explore the shapes.