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

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

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

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

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

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

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Is it a square or a circle? See if you can trick your friends with this zany science project!

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

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

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

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

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

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

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

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