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Showing Results for science expanders

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Rock Candy Science

Science fair project that examines condensation and the conditions needed in order for dew to form.

Dew Point, Humidity and Weather

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

See Seeds Come to Life!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Keeping Cut Flowers Fresh

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Does Storing Cucumbers and Tomatoes in the Fridge Spoil Its Unique Flavors?

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The Role of Fat in Food

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Warm, Warmer: How Does Exercise Change Body Temperature?

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Crystal Wonderland

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Get Cracking

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Snow to Liquid Ratio

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

A Thunderous Sound

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Making Measurements: How Big is Your Hand?

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

How to Make A Thermometer

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

Why Do Leaves Change Color?

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

Which Cup Best Prevents Ice from Melting?

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

Does Hair Color Affect Static Electricity?

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

Indoor Gardening with Kitchen Waste

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

Does Hot Water Boil Faster Than Cold?

Help your fourth grade scientist practice measurement, and make a scrumptious, healthy summer cheesecake in the process!

Healthy Cheesecake

Your child can brush up on her math skills by charting the length of time that each candle on the menorah takes to burn.

Make a Menorah Light Chart

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Why Doesn't the Ocean Freeze?

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Rate of Evaporation

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