On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

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

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

Discover which fabrics shrink the most in the wash and why.

This science fair project idea explores whether color affects a person's emotional state.

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

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

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

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

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

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

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.