This project compares the strength of one, two, and three-ply toilet paper.

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

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

This science fair project idea investigates whether plants can survive being frozen.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science fair project idea explores the different properties & interactions of sugar molecules.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

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

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

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

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

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

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.