Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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.

In this activity, your child will learn about how focusing on positive feelings, like love and peace, helps these feelings grow. They will also decorate pots and plant seeds as a reminder of this.

Test whether plants can grow without sunlight and water.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

Plants and light seem to be good buddies, but how far does the friendship really go?

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

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Learn how to make fairy wings with these easy instructions. See how to make fairy wings for Halloween or dress-up time.

This science fair project examines how seeds hitchhike on animals and clothing.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Help your child make a recycling poster for your household and teach them how to take care of the environment!

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Learn how to make a paper snowflake with these simple instructions. Help your child learn how to make a paper snowflake with only paper and scissors.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Ever wonder how those kooky kazoos work? Get to know the science behind this silly instrument by making your very own kazoo!

Learn how to make a mustache with these simple instructions. See how to make a mustache on a stick for Halloween, costume parties, or dress up.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.