Showing Results for science expanders : Page 5

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Learn about nature by making your own mini moss garden.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Test whether plants can grow without sunlight and water.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Using a toy race car kids create a visual model of the Doppler Effect.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Discover whether cold or hot water from the faucet will boil faster on the stove.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This project examines whether people's taste perception is influenced by what they see.