Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Science fair project that examines condensation and the conditions needed in order for dew to form.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

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

This surprisingly good glue recipe comes from common kitchen items.

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

This science fair project idea investigates the difference in reaction times between boys and girls.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

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

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.