In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

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

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

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.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

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.

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

This science fair project idea determines which method of hand cleansing is the most effective.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

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.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Help your child plant a "tea garden": a garden made of herbs for making teas.

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

It's easy to plant your own in-home container garden! This planter contains pizza-themed herbs and is a perfect early gardening activity for kindergarteners.