Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

The objective of this science project is to investigate patterns in fingerprints among family members.

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

Learn all about balance and motion as your child designs a corn maze!

In this activity, your child will be challenged to make a tower using paper cups.

Have your child kick off their summer vacation by making a miniature water slide!

In this design challenge, your child will make a bottle rocket using typical household items.

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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.

Here's a science activity to help your child investigate how seeds are designed to travel.

In this design challenge, your child will create a parachute for a small toy using typical household items.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

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

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

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

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

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Here's a simple science activity that will help your child better understand how wells bring us water.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.