Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

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

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

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea investigates the hardness property of minerals.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This science fair project teaches students the differences between fruits and vegetables.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

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

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 has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This science fair project idea explores whether white light can be separated into different colors.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this science fair project, young children notice and track changes in trees throughout the year.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

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.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

In this fun activity, your child will create their very own solar oven to bake s'mores!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.