This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This project compares the strength of one, two, and three-ply toilet paper.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

In this project, waves of vibrations are experimented with using water in glasses.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.