The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

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

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

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Plants and light seem to be good buddies, but how far does the friendship really go?

Learn how different types of soil affect how animal tracks form in this experiment!

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

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

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

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

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.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

Word color association is just a fancy way to talk about the way we connect colors with words.

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

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.