Observe which kind of fresh long-stemmed flower will last the longest after being picked.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

Create a bee garden to help shelter bees in your area.

This science fair project idea assesses the effect of music on work performance.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

Test your friends to find out if you can replicate the placebo effect's incredible results.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Determine which metal has the highest rate of conductivity.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Can you win a staring contest? Would your performance be influenced by your eyesight? Find out in this science fair project idea!

Help your young learner discover why the insects that a spider eats stick to its web but the spider doesn't.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

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

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Your child will decorate a headband with any bugs they can think of, then they'll add antennae so they can pretend to be a bug!

In this science fair project, students evaluate the alleged pain-relieving properties of amber.

This science fair project idea determines how your body responds to allergies.

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

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.

If you hold a fire up to a balloon, it pops instantly. What if you could prevent this from happening? In this project, we do just that.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

In the mood for a bit of silly science? Help your child create a truly one-of-a-kind planter out of a potato head!

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

Evaluate the efficacy of different pain management techniques.