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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.

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

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

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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

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

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

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!

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

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.

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

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

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.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

This science fair project investigates why the number of visible stars changes from place to place.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

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.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

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.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.