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Scientists use enormous wind tunnels to test the design of planes, helicopters, even the Space Shuttle.

Most people will break a bone in their body at some point in their life, but how much force does it take to break one?

This activity has learners interacting with live crayfish, but could be adapted for a variety of similar hardy and interesting organisms.

In this activity, learners cut out and assemble wheels to explore how variations in fish body structures (mouth shape/position/teeth, body shape, tail shape, and coloration patterns) allow fish to sur

This is a guide for facilitating interaction at a touch tank with marine animals. The instructions are for setting up a display in an informal science center, but could work anywhere.

In this art/science/math activity, young learners are introduced to the concept of symmetry in nature.

In this activity, learners make their own Sun tracker to explore how ancient civilizations around the world studied the Sun.