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

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

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.

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

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

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

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

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

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

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

Give your child a chance to experiment with how things grow. And throw in something extra to up the fun factor even more...her very own grass pet!

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.

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

In this science fair project, young children notice and track changes in trees throughout the year.

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

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

Make frog feet sponge prints with your child for a fun and educational crafts activity.

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

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Help your child make an attractive frozen holiday ornament to hang outside during winter months.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Learn how different types of soil affect how animal tracks form in this experiment!

Have your little astronaut create her own crater-filled moon with this fun craft project that encourages learning about the final frontier.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.