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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.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

This science fair project teaches students the differences between fruits and vegetables.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science fair project idea explores whether white light can be separated into different colors.

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 science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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

This science fair project idea explores the different properties & interactions of sugar molecules.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

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.

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

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

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

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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

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

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

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

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