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In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Find out whether putting something on top of a plant will inhibit its growth.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

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 science fair project explores how osmotic pressure forces water through the root up into the plant.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

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

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

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

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Find out whether matte or shiny nail polish lasts longer.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

In celebration of Earth Day, help your fifth grader write a poem from the Earth to its inhabitants.

This science fair project will help students learn about non-vascular plants, such as mosses.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.