Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

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

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This science experiment tests if dog saliva can really help heal wounds.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

In this design challenge, your child will create a parachute for a small toy using typical household items.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

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

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This basketball project explores the best way to make the perfect shot every time.

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.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

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