In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

In almost every preschool classroom is a sensory table. Learn how to make one at home!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Make an edible play dough with your child to help her develop her sensory and motor skills.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

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

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

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.