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In this activity, learners experience firsthand how marine animals' adaptive coloration camouflages them from prey.

In this experiment, learners examine the way oil affects bird feathers and test different cleanup methods to find out which works best.

In this activity about the circulatory system and space travel (on page 38 of the PDF), learners use water balloons to simulate the effects of gravity and microgravity on fluid distribution in the bod

In this group activity, learners will explore the characteristics, functions and uniqueness of the mangrove tree.

In this activity, learners use simple materials to simulate the effect of X-rays in a safe way. Learners place a piece of window screen over a box and a cardboard pattern on top of the screen.

In this activity, learners simulate the separation techniques that materials recovery facilities (MRFs) use and then design their own series of recycling techniques.

In this physics activity (page 10 of the PDF), learners will explore how energy from moving water can be used.

In this activity, learners take on the role of various parts of the cell in order to model the process of protein synthesis.

Learners explore the variables that affect the properties of ice and the places where different types of ice are found.

A group of learners simulates the spread of disease by trading slips of paper, one set of which has been treated with a baking soda solution.