Here's an arts and crafts activity for preschoolers and pre-kindergarteners: build brick buildings with homemade mud bricks made from dirt and water.

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

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.

Make an edible play dough with your child to help her develop her sensory and motor skills.

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

Show your preschooler how to create a simple windsock using a colorful piece of tissue paper, a pipe cleaner, and yarn.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

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

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

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!

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

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

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

Discover the wonders of simple clay by pressing flowers into a modeling medium!

Make an adorable nut buddy by crafting nature people out of nuts in shells! Buddies will take on their own personalities depending on the materials you use.

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

Encourage your child to jump into sea creature science by creating her own colorful "socktopus" sculpture.

Aquariums are usually reserved for fish, but this aquarium will contain creatures from your child's imagination!