This science fair project explores how salt and sugar affect the melting rate of ice in water.

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

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

This activity spotlights everyone's favorite reindeer, Rudolph, and preserves your child's handprints in his "antlers".

Test whether cutting up meats will make it cook faster than just cooking it whole.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

This science fair project idea determines which flower lasts the longest.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Can cells be frozen? This science fair project provides information to answer this question.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Make pickled carrots at home! Here's a fun activity to get your child in the kitchen and make something special with no fuss or muss.