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The Poor Cartographer: Graph Coloring
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In this activity, learners help a poor cartographer color in the countries on a map, making sure each country is colored a different color than any of its neighbors.

Sound Representation: Modems Unplugged
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In this activity, learners listen to songs and decode hidden messages based on the same principle as a modem. As a final challenge, learners decode the binary messages in a music video.

Patterns and Relationships: The Magic Box
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In this math lesson, learners participate in a variety of activities that give them experience in recognizing, describing, and extending repeating and arithmetic patterns.

Number Sense and Computation: Money Counts
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In this math lesson, learners count and compare amounts of money less than or equal to one dollar.