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This simple, yet surprising physics demonstration challenges preconceptions about forces, and demonstrates the strength of atmospheric pressure.

In this physics demonstration, learners will be surprised when a handkerchief holds water in an upside-down glass.

Exponga estos pósteres en el salón o déjelos donde los chicos los puedan explorar. Los chicos buscan las respuestas en línea, en libros de consulta, y en calendarios y almanaques.

In this international citizen science activity, learners measure their night sky brightness and submit their observations into an online database.

Are fingers the only place on the body where we use our sense of touch? In this activity (6th activity on the page), learners test the touch sensitivity of different parts of the body.

In this easy demonstration (3rd on the page), learners explore depth perception by conducting a test with two pencils.

This activity offers learners and their families several ways to raise their awareness together about home water.

Spin a short piece of PVC pipe that's been marked up, and watch a triangle appear. Enjoy this optical illusion from the Exploratorium's Science Snack series.

In this indoor or outdoor demonstration, use a large and small ball to illustrate conservation of energy and momentum.

In this simple game, learners start to understand how to sort and categorize objects by trying to guess the connection between three items that someone else has chosen.

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

Exponga estos pósteres en el salón o déjelos donde los chicos los puedan explorar. Los chicos buscan las respuestas en libros de consulta, explorando el salón, y usando su creatividad.

In this activity, learners will observe birds in their backyard or local park. They will attempt to find common Ohio birds and will look for bird behaviors just like an ornithologist.

This is a quick and simple demonstration about reflexes (second activity on the page).

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