Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Here's a way to make history both interesting and relevant: design a garden using plants that were used by people in colonial times!

This science fair project idea explores whether color affects a person's emotional state.

Help your child add some flair to the family garden with pencil pinwheels!

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

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

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

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

This project examines what types of objects burn and which burn faster and cleaner.

In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.

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

This experiment explores how listening in to a one-sided conversation affects concentration.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This experiment strives to determine if tracking of conservation habits will lead to reductions in a family's electricity and water bills.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

This craft is an excellent way to learn about African-American history, and it also provides fine motor practice.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.