This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

Here's a way to make history both interesting and relevant: design a garden using plants that were used by people in colonial times!

Evaluate the efficacy of different pain management techniques.

Test the placebo effect in different groups of people.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

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

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

This experiment investigates if small changes in your diet can alter your basal body temperature.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

In this science fair project caffeine will be extracted from Gunpowder Green Tea, illustrating the isolation of a naturally occurring product from a plant.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

Is your child a young ornithologist in the making?

This experiment investigates whether the primacy effect is observed more frequently in specific populations of people.

This project examines whether humans can intuitively grasp numeric values greater than three.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Explore the wattage of microwaves in relevance to cooking time.

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

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Science fair project which tests which antacids are most potent by measuring how well they neutralize the acid in lemon juice.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

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

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.