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.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

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

Determine if gender affects the ability to identify different smells.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

People have favorite flavors, but what about ants? Which ant food is the most popular?

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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

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

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

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