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This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Find out whether packaged seeds actually do expire in this new science fair project idea.

The objective of this science project is to determine the length of time for different seeds to germinate.

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

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This science fair project will help students learn about non-vascular plants, such as mosses.

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

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

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

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

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

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

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

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

This science fair project idea examines which type of insulation holds in the most heat.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.