This biodiversity project examines the biodiversity in your own backyard.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

How do organic materials become soil? This science experiment measures what materials biodegrade.

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.

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

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

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.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

In this science fair project, students use the streak test to tell minerals apart from each other.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this design challenge, your child will make a bottle rocket using typical household items.