Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

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

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This science fair project idea determines which flower lasts the longest.

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Science fair project that uses distillation to convert salt water into fresh water.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

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

The project researches how lubricants affect the mechanical advantage of a pulley.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.

Science fair project that demonstrates the principle of conservation of mass by conducting a chemical reaction inside a sealed Ziploc bag.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

The goal of this science fair project is to demonstrate magnetic forces of attraction and repulsion using a magnet and everyday objects.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

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

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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