This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

Science fair project that uses distillation to convert salt water into fresh water.

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

Check out is fun science fair project idea to learn about heat transfer and why certain insulating materials are more practical than others.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

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!

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

This experiment investigates if stress alters body temperature.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

Use this great no-bake recipe to save energy and keep cool.

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

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This science fair project idea tests the effect of heat- at varying temperatures- on the viability of biological enzymes.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Dig up some dinos while promoting curiosity and sensory skills in this hands-on activity that will have your child searching for prehistoric treasure!

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.