Play with balance and simple engineering as you hurry to create a sturdy rock tower.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Test whether plants can grow without sunlight and water.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This science fair project idea demonstrates that plants give off water.

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

This science fair project idea explores how length affects the weight a bridge can hold.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.