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In this activity, learners will create their own lava lamps. Learners will explore density, effervescence and chemistry through this activity.

In this activity, learners will turn an ordinary tray of sand into a desk-top garden for meditation.

This activity has three story puzzles learners can solve to learn about life in the Arctic.

This activity attempts to clear up the common misconception that deserts are always hot, totally dry, and uninhabitable.

Learners will build and experiment with their own windmills made from simple household materials.

In this activity, learners use maps to locate the Arctic region and use a word game to discover the types of resource people need to survive in the extreme climate.

In this activity, learners design and build a simple wind vane —one of the oldest kinds of weather tools— and use it to show wind direction.

Learners complete a series of hands-on and investigative activities to explore cumulus clouds.