Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

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

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

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.

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

This science fair project idea explores how length affects the weight a bridge can hold.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

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

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

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

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

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

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

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

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

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

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

Uh-oh! Is that a pill sitting on the counter or a piece of candy?