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

This science fair project explores how osmotic pressure forces water through the root up into the plant.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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 teaches students about wilting and browning of salad greens.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This science fair project idea examines the reason boats are shaped and engineered.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

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