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Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

Use the textures found in nature to create your own stationery! This fun, outdoor activity will no doubt inspire your child's creative side.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

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

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

Engineers in training can get started with this simple wheel-and-axle construction activity.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.