What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this activity your child will create their very own marble maze!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea investigates how color affects temperature.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

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.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

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

This science fair project teaches students about wilting and browning of salad greens.

This science fair project idea investigates how the shape of an object affects drag.

This science fair project idea investigates if webbed feet help a duck (and others) swim.