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

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.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

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

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

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

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This classic children's game demonstrates how sound travels through air vs. through a solid.

The objective of this science fair project is to investigate salt water density.

This science fair project idea investigates whether air has mass and weight.

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

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

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

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

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

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

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