How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Learn about coins and their value by making an animal piggy bank. Here's how to make a lion, pig, or sheep bank!

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.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Check out this dice game perfect for teaching your savvy kid the fundamentals of probability.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

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

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

Can cells be frozen? This science fair project provides information to answer this question.

This science fair project idea investigates food preference of birds.

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?

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This project examines the concentration of dissolved oxygen in water, with and without oil.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

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.

The objective of this experiment is to evaluate the effects of acid rain on plants.

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.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.