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

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

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

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

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

In this design challenge, your child will make a bottle rocket using typical household items.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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

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!

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

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

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Challenge your learner to design and build a city of their own in this creative engineering activity.

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

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

In this project, a basketball containing different psi is dropped to see how well it bounces.

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