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In this activity, learners will explore the physics of air by making a snake kite.

Learners design different shaped bandages for different purposes. First, they draw their designs on paper.

In this activity, learners will observe magnetic properties and sort objects by them. This activity uses everyday items to teach learners about magnetic forces, poles and properties of magnets.

In this activity, learners conduct three experiments to examine temperature, the different stages of the water cycle, and how convection creates wind.

In this activity, learners explore how hot and cold water move. Learners observe that temperature and density affect how liquids rise and fall.

In this activity, learners will construct a measuring device (snake "string") to improve their observation skills.

In this craft activity, learners will explore the structure and purpose of antelope horns by constructing their own headband using toilet paper rolls and yarn.

Learners design, build, and test models of "dragon boats" made from up to three milk cartons.

In this activity, learners will discover how our universe is continuously expanding.

In this activity, learners explore patterns and sequences as they observe fictional plant growth.

In this math activity, learners pretend there is a special store that lets you pay for toys by their height in pennies.

In this math activity, learners pretend there is a special store that lets you pay for toys by their weight in pennies.

This is a guide for facilitating interaction at a touch tank with marine animals. The instructions are for setting up a display in an informal science center, but could work anywhere.

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

In this activity, learners will build a bee hotel for pollinators. Learners will explore building and ecology through this activity.

En esta actividad, los aprendices harán un terrario usando materiales simples.

Learners assemble a figure from a nylon stocking or sock stuffed with soil and seeds. The ends of the nylons inside the jar absorb water, which feeds the grass seeds.

In this activity, learners will repurpose an old t-shirt to create their own yarn or string.

In this activity, learners will engineer their own weather vane. This activity includes step-by-step instructions with pictures and a "What's Happening?" section explaining how the activity worked.

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.