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In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Find out whether putting something on top of a plant will inhibit its growth.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project idea investigates whether plants can survive being frozen.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Use pepper and soap to discover some fun facts about the properties of water.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

How powerful is the reaction between baking soda and vinegar? Find out here!

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!