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In this activity, learners create a tornado in a bottle to observe a spiraling, funnel-shaped vortex. A simple connector device allows water to drain from a 2-liter bottle into a second bottle.

In this activity, learners will observe laminar and turbulent flow of water using only a plastic bottle, liquid hand soap, food coloring and water.

This activity about density provides instructions for making a miniature "lava lite" with just salt, oil, water, and food coloring.

In this activity, learners create and experiment with wind tubes. These tubes are a playful and inventive way to explore the effect that moving air has on objects.

In this STEAM activity, learners create a "pixel tube" to explore reflections of light and color mixing.

In this activity, learners play a game and use pattern blocks to explore mirror images and reflection.

This activity provides instructions for making an aircraft that can really fly using a straw and paper hoops!

In this activity, learners make a yeast-air balloon to get a better idea of what yeast can do. Learners discover that the purpose of leaveners like yeast is to produce the gas that makes bread rise.

Learn about chemical reactions by making a Bubble Bomb, a plastic bag you can pop with the power of fizz.

Did you know that using a lens one can bend light to make pictures of the world? It's true!

With little more than a flashlight, a straw, and a plastic lid, make an observatory so you can see the amazing colors in bubbles.

Do you have a hard time matching paint swatches with your furniture? When you consider human perception, color is context dependent.

This science activity demonstrates the dominant eye phenomena. What does your brain do when it sees two images that conflict?

In this activity, learners make bridges using an oil-based modeling clay (plasticene). The instructions include discussion questions for both before and after bridge building.

In this activity, learners make or use pre-made clay beams to scale and proportion. Specifically, they discover that when you scale up proportionally (i.e.

We listen to stereo music systems, tv's, and radios because it simulates being where the sound originates.

Create an instrument that you don't play--you just listen to it through tubes of various lengths.

Look at pictures through different color filters and you'll see them in a new way. People have used color filters in beautiful photography or sending secret messages.

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.

This activity provides instructions for using cornstarch and water to make an ooze which has the properties of both a solid and liquid.