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

Take a dive into the candy jar with this yummy science experiment.

Examine the effect of pressure on carbonation in soda.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This project examines what types of objects burn and which burn faster and cleaner.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science experiment tests if dog saliva can really help heal wounds.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

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

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.

Science fair project that determines whether mass and weight are the same or different.

Check out this cool science fair project on identifying rocks and minerals for kids.

Will the shape of an ice cube impact how fast the ice melts?

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

In this science fair project, students create their own miniature salt flats at home.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

This science fair project idea explores the different properties & interactions of sugar molecules.

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

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

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

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This science fair project idea investigates the difference in reaction times between boys and girls.