Showing Results for science expanders : Page 21

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Help your child learn about animal classification with this fun and delicious activity.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Create a bee garden to help shelter bees in your area.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This project explores ways to prevent static electrical shocks.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.