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Angle Hunting
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In this activity, learners use a hand-made protractor to measure angles they find in playground equipment.

Experimenting with Symmetry
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In this activity, learners use pattern blocks and mirrors to explore symmetry. Learners work in pairs and build mirror images of each other's designs.

I Don't Think So!
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In this math activity, learners explore probability as they play a game. Learners will categorize everyday events as either impossible, possible or certain.

Family Reunion
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In this activity, learners combine counting, area and perimeter concepts as they prepare the seating arrangement for a family reunion dinner.

Fly on the Ceiling
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In this math lesson, learners play two different games to help them understand coordinates. First, learners read the book, "The Fly on the Ceiling," by Julie Glass.

Factors and Multiples Puzzle
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This puzzle provides an interesting context which challenges learners to apply their knowledge of the properties of numbers.

Creating a Soil Map
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In this activity, learners investigate soil conditions by creating a soil map. Learners record soil characteristics and compare the conditions of soil in different grid sections.

Fantastic Fractions
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In this math lesson, learners compare pattern blocks to visually understand halves, thirds, and sixths.
Secret Message
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In this fun math activity (page 1 of the pdf), learners exercise the creative part of their brain by trying to describe a number without mentioning the actual number (for instance, the number 12 could

Treasure Hunt: Finite-State Automata
In this computer science activity about finite-state automaton (on page 45 of the PDF), learners use a map and choose various pathways to find Treasure Island.

Decoding Machine
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In this math lesson, learners explore variables and their uses.

Fingerprints
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In this activity, learners examine their fingerprints and learn that they can be categorized by shape, but each fingerprint is unique.
Build a Bridge
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In this activity, learners use recycled materials to build a bridge that holds as many potatoes as possible. They investigate weight, height, strength, and measurement as they seek design solutions.

Feet Fit
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In this self-measuring activity, learners measure and record the length of their foot.

Binary Code Bracelets
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In this activity, learners make their own binary code bracelets by translating their initials into 0s and 1s represented by beads of 2 different colors.

Six Holes of Arachnipod Crossing
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In this Cyberchase activity, learners use the numbers one through six to solve a puzzle.
Peppy's Day in the Park
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In this math activity, learners build Peppy the dog the best trail and park for running around.

Think Fast!: Just How Quick Are You?
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This is an activity about reaction times. Just how quickly must an NHL goalie respond to save a shot, and how does your reaction time compare?

Program a Friend
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In this activity (on page 2), one person "programs" the other like a robot to move through a space, trying to get them to avoid obstacles and reach a goal.

A Universe of Galaxies: How is the Universe Structured?
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This fun hands-on astronomy activity lets learners explore models of the Milky Way and other galaxies to get a sense of relative distances to other galaxies.