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This activity/demo introduces learners to aerogel, a glass nanofoam. Learners discover how aerogel is made and how well it insulates as well as learn about aerogel's other unique properties.

In this activity, learners will experiment with changing flower colors. Learners will investigate the effects of acids and bases on flower colors.

In this activity, learners will explore the physics of liquids and gas by playing with both! Learners of any age use their own breath to move drops of water across a smooth wax paper surface.

Use geometry, a ruler, and a steady hand to create these amazing unfurling paper folds!

Using simple materials from around the house and recycled materials, learners will engineer a grabber device to pick up and put down objects that are at least 12 inches away.

In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.

This trick from Exploratorium physicist Paul Doherty lets you add together the bounces of two balls and send one ball flying.

This fun and simple hands-on astronomy activity demonstrates the shadow of the Earth as it rises as a dark blue shadow above the eastern horizon.

This is an activity about robotics programming. Learners will discover how precise programmers have to be as they instruct a friend to make a peanut butter and jelly sandwich.

This activity shows learners how computers use numbers to represent pictures. A grid is used to represent the pixels (short for picture elements) of a computer screen.

In this activity, learners thread gumdrops together to make a model of a polymer.

In this activity, learners take apart a used zinc-carbon dry cell battery.

This activity models some of the ways natural processes, such as erosion and sediment pollution, affect Earth’s landscape.

Learners use Duplo bricks to build antibodies with shapes that match model viruses.

In this activity, learners are challenged to create a parachute using easily sourced materials in order to transport a LEGO figure safely to the ground.

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

In this activity, learners construct a model of DNA to better understand the structure of DNA and protein synthesis.

In this activity, learners look at and touch marine animal skulls to compare them and think about what they eat.

Use this Moon Map Guide to help learners identify features on the Moon, while looking through a telescope.

In this activity, learners are challenged to calculate their own weight on various planets using a scale and calculator. Older learners may be challenged to do so without using calculators.