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This science fair project idea produces varying pitches of sound.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

The goal of this project is to create an exciting topographical map out of dough.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

An home science experiment for older students that teaches about the science behind heat.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

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

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

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

In this science fair project, students make their own rain gauge to measure rainfall.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.