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

This classic children's game demonstrates how sound travels 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.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

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

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

This science experiment has students test whether a snail moves faster on concrete or dirt.

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

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

In this activity your child will create their very own marble maze!

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.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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

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

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

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

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

In this design challenge, your child will use building bricks to create a funny face. The activity instructions include question prompts thta can help guide your child through the creative process, and promote their problem-solving skills.

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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!

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

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?

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

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!