The objective of this science fair project is to explore the relationship between acidic and basic compounds.

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

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

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

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

In this activity your child will create their very own marble maze!

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

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

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This science fair project idea determines what household items are good conductors of electricity.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea determines what household items are good conductors of electricity.

Cleaning can be a chore, but not with this sudsy experiment!

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.