This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This experiment examines whether social orientation (extroversion or introversion) is correlated with memory.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

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

Learn about the factors that influence group conformity.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Test whether spot magnets can help improve the symptoms of an injury.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

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.

This science fair project idea explores which kinds of earplugs are the most effective.

This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.

Compare different remedies for cooling the mouth after eating spicy food.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.