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Number Systems and Number Theory: Factor Game
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In this math lesson, learners play a game to identify the properties of prime, composite, abundant, deficient and perfect numbers.

Probability: Chances Are
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In this math lesson, learners identify the likelihood of an event by using a walk-on probability scale.

Number Sense and Computation: To Half or Half Not
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In this math lesson, learners use slices of bread and geoboards to explore several ways to divide a rectangle in half. Learners also identify equivalent fractions that represent one-half.

Blazing the Trail
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In this math lesson, learners estimate distances between landmarks and use a map and scales to determine the actual distances.

Measurement: Bubble Mania
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In this math lesson, learners practice measurement skills as they examine a soap bubble print. Learners follow a recipe to make a soap bubble solution.

Chances Are: It's a Mystery to Me
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In this math lesson, learners extend their understanding of basic probability concepts as they learn to name all of the possible outcomes of an event as well as ways to express the likelihood of such

Number Sense and Computation: Food For Thought
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In this math lesson, learners identify and compare unit costs of given items. Learners use computation skills, problem solving and number sense to find the cost of an ounce of cereal.

Looking Through the Algebraic Lens
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In this two-part math lesson, learners investigate problems that foster algebraic thinking across content strands. In the first part, learners explore even and odd numbers linked to quilts.

Probability: Remove One
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In this math lesson, learners are given 15 chips and a number line labeled from 2-12.

Statistics: Whirlybirds
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In this math lesson, learners measure, predict and determine the frequency of an event as it relates to how close Whirlybirds land to a target.

Measurement: Million Dollar Giveaway
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In this math lesson, learners apply measurement skills to determine, in dollar bills, the capacity of a suitcase.

Geometry: Let's Face It
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In this math lesson, learners identify, describe, and construct the five regular polyhedra.

Statistics: Steppin' Out
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In this math lesson, learners construct box-and-whisker plots to analyze and compare data sets. Learners investigate whether or not long-legged people run faster than short-legged people.

Exponential Models: Rhinos and M&M’s ®
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In this math lesson, learners model exponential decay and exponential growth using M&M's, paper folding, and African rhino population data.

Statistics: Button, Button
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In this math activity, learners read "The Button Box" by Margarette S. Reid and then make their own button boxes filled with different buttons.

Computation and Estimation: Alphabits
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In this math lesson, learners apply the concepts of ratios and percentages to the distribution of letters contained in a box of Alphabits® cereal.

Polynomial and Rational Functions: Building Boxes
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In this math lesson, learners explore polynomial and rational function patterns.

Patterns and Relationships: Peddling Petals
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In this math lesson, learners use the setting of a flower-making fundraiser to explore a variety of patterns. Learners examine the patterns in a flower design made of triangles surrounding a square.

Mix It Up
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In this math lesson, learners are introduced to proportional reasoning through modeling, sharing, and questioning techniques.

Geometry and Spatial Relations: It's a Perfect Fit
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In this three-part math activity, learners explore shapes. In part one, learners identify, describe, and classify two-dimensional shapes.