Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.