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

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

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

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

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

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

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.

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

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!

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

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

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

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

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

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

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

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

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Help your child make a beautiful homemade sandcastle that will last!

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

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

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!