This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

The goal of this project is to create an exciting topographical map out of dough.

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

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science experiment tests if dog saliva can really help heal wounds.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

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

This science fair project idea explores how length affects the weight a bridge can hold.

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 experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

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.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

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

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

How powerful is the reaction between baking soda and vinegar? Find out here!

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

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!