Encourage your child to compare and contrast a wide variety of autumn-themed items by weighing various objects and recording their findings.

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

This project tests the hypothesis that dark colors absorb more heat than light colors.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

Check out is fun science fair project idea to learn about heat transfer and why certain insulating materials are more practical than others.

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!

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

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.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

This experiment will explore the best way to create a perfect soft-boiled egg.

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Determine which metal has the highest rate of conductivity.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

Explore the wattage of microwaves in relevance to cooking time.

This project concerns activity happening millions of miles away, on the sun.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower