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.

Engineers in training can get started with this simple wheel-and-axle construction activity.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

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

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

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 experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

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.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

This fall, make a leaf crown that will encourage creative play and your child's interest in the natural world while you help them build fine motor skills.