This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

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

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

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

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

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.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

Try this arts and crafts activity with your preschooler: make bread from yeast dough to teach her about the science behind bread baking.

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

If you find yourself with a pair of kids' rain boots too cute to toss and too worn to wear, try making this fun and easy planter.

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

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

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.

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

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

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

Make this easy composting dessert and then enjoy the yummy results!

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!

Looking for a fun way to encourage imaginative play? Try crafting these animal dice with your preschooler.

Get a better understanding of water content by dehydrating carrots.

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

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Your child will decorate a headband with any bugs they can think of, then they'll add antennae so they can pretend to be a bug!

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