Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Do you think heat can affect a plant's growth rate?

This science fair project idea explores substances that cause a bubble to last longer.

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

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

This science fair project idea investigates if fats add to the flavor of food.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project teaches students about wilting and browning of salad greens.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.