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Using only straight-line sewing, your fourth can create a nifty felt pencil case perfect for his busy life.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

In this project students experiment with making music using only glasses of water.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Construct and experiment with a periscope using reflected light rays to gather an image.

This science fair project idea produces sounds by creating vibrations using different objects.

These sparkling earrings look fancy but they're super simple to make using inexpensive craft items.

Make learning how to calculate surface area easy and fun using this simple hands-on approach.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This project is a great way to explore variations in how to paint using watercolor.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Using wholesome, natural ingredients like oatmeal, honey and raisins your child can make homemade granola bars!

In this science fair project you will make a model of a cell membrane using very simple material.

Using an empty plastic bottle, your child can create a newfangled version of this African percussion instrument.

This science fair project idea determines the most effective method of preserving food.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

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

Have fun making recycled paper using scraps of used paper in your home with this hands-on project.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

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

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

Encourage your child to explore color and its mood-altering effects by creating his own self portrait using only warm or cool colors.

Challenge your fourth grader to try to recreate the geography of her state using just flour, salt, and water.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Challenge your child with this exciting 2D to 3D project using a sheet of construction paper, oil pastels, and scissors.

In this design challenge, your child will create a parachute for a small toy using typical household items.