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This simple experiment serves as an introduction to the greenhouse effect.

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

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

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

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

In this fun experiment, we'll find out how color affects heat absorption!

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.

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!

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.

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 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'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.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

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

Take a dive into the candy jar with this yummy science experiment.