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In this activity, learners investigate and compare the rate of drying in different conditions.

In this online Flash game, learners will captain a sailing challenge, adjusting boat direction and sails, seeking the way to take greatest advantage of varying wind speeds and directions to catch the

In this activity, learners make their own "tornado" using two soda bottles and water.

In this outdoor activity, learners use only their senses to to find the extremes of several environmental variables or physical factors: wind, temperature, light, slope and moisture.

The goal of this activity is to design the fastest sailboat or one that carries the most treasure.