This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

This science fair project idea examines which type of insulation holds in the most heat.

In this activity, your child gets to peek behind the curtain of puzzle making as they create their very own "Spot the Differences" game!

Make environmentally friendly, chemical-free toothpaste using one of the most common, inexpensive pantry staples in the American kitchen: baking soda.

What better way to show someone you love them than by telling them? This hair band craft features the American Sign Language sign for âI Love You.â

Here's a great project to get your child on the right track towards writing well thought-out proposals.

In this activity, your child will design their own Best Self Journal to reflect on ways they have been their best each day.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Movement activities are crucial for developing minds and bodies. Animal movements, in particular, encourage children to think about their own body mechanics in comparison with animals they may have observed.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

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

Create a string of paper jack-o'-lanterns with this simple Halloween paper craft!

Dress up the dining table with a sweet craft right in time for Valentine's Day.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

This science fair project idea produces varying pitches of sound.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

A package of memory wire and some beads are all that your artist needs to make a bracelet. The challenge will be to come up with a design inspired by autumn.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Looking for a way to channel your spring fever? Create a beautiful spring centerpiece with your child!

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

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Put a flavorful twist on a classic dish, and make tortilla lasagna! All your favorite ingredients from traditional Mexican food will go into this creation.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

This science fair project idea explores which fruit molds the fastest.

Children take inspiration from Nobel laureate Malala Yousafzai to write their own blog listicle on a topic of their choosing.