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This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

During the Passover Seder, many Jewish families pour a cup of red wine for Elijah. This year, help your child create his own welcoming glass for Elijah.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Here's a hands-on way to help your child understand how common fractions can be equivalent.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Work on division with remainders in this fun fourth grade math board game.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Help your second grader to a better understanding of how to count and represent money with age old game of tic-tac-toe.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

Okay, engaging in a graphing activity may sound ho-hum, but if you use fun data, it changes the picture entirely.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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

This game is a great way to help your child remember the names of shapes. Give it a go and before you know it, your kid will have all her shapes down pat.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

This decimal game is a great way to help your child get familiar with how decimal values work.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Creating number patterns with pencil and paper can be dull, but creating hopscotch pattern can bring exciting math learning!

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

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!