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

How powerful is the reaction between baking soda and vinegar? Find out here!

This science fair project idea explores substances that cause a bubble to last longer.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

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

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

In this design challenge, your child will create a parachute for a small toy using typical household items.

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

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

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

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Do you think heat can affect a plant's growth rate?

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

Test whether plants can grow without sunlight and water.

This science fair project idea examines which type of insulation holds in the most heat.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

The objective of this science project is to determine the length of time for different seeds to germinate.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

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