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This is an online simulation of how sound changes due to environment. How does place--like a cave, a pier, or a forest--affect certain sounds?

In this activity, young learners will experiment with a basic chemical reaction and observe what happens when gas gets trapped! Activity includes step-by-step instructions, safety notes and more.

In this activity, learners explore how distance can affect the way we perceive the size of an object.

This game plays a dozen different sounds, altered to simulate what they would sound like if you had hearing loss.

This activity is an investigation of static electricity. What happens when you get "static cling?" Basically, you pile up electrons on one thing, which attracts the protons in something else.

“Exploring Earth: Bear’s Shadow” is a hands-on activity designed primarily for young visitors and their families. Participants move a flashlight around an object to make and experiment with shadows.

In this activity, learners will create a model rocket out of an inflated balloon attached to a straw on a taught string.

Learners combine counting, multiples, and number patterns with jumping up and down. To start, pick a counting number.

In this math activity, learners make and explore patterns using the letters in their names, a grid, and some colors.

In this activity, learners explore the strength of different shapes. Fold paper into triangles, squares, and other shapes, then experiment with how much weight they can hold.

In this math activity, learners play a game and try to collect the most cards by guessing if the next number to appear will be odd or even.

In this math activity, learners find patterns in telephone numbers.

In this activity (7th activity on the page), learners use their sense of touch to identify mystery objects hidden in socks.

In this activity, learners model atmospheric convection currents using food coloring, water, and clear cups. Activity includes step-by-step instructions, STEM connections, and more.