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.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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 explores how length affects the weight a bridge can hold.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

The objective of this science fair project is to investigate salt water density.

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.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

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

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

The objective of this science project is to determine the length of time for different seeds to germinate.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

This science fair project idea investigates whether air has mass and weight.

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

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

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.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

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