Here's a homemade bulletin board project to help your fourth grader's school year start off right.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

Help your child create her very own invention just like Leonardo da Vinci as she develops her critical thinking skills and lets her imagination soar!

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

In this activity, your child will learn how to make a drop spindle with a handy vegetable.

Word color association is just a fancy way to talk about the way we connect colors with words.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Learn about the beautiful Indian art of Madhubani painting with this fun and creative project.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

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.

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

Invite your second grader to help you measure and mix these fresh, cool concoctions!

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Use a dichotomous key to identify plants or animals.

This fun art activity will get your child's creative juices flowing and will teach her about shapes, pattern and texture along the way.

This science fair project idea determines what household items are good conductors of electricity.

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

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

Learn about the architecture of Asia by building your very own model of a pagoda!

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

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