This science fair project idea investigates which objects float and sink in honey, water, and oil.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

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.

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.

This science fair project idea investigates how the shape of an object affects drag.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

This science fair project idea determines which method of hand cleansing is the most effective.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.