Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

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

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

This science fair project idea designs a unique, eco-friendly living space and encourages advances in green architecture.

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

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

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

This science fair project idea compares the cuteness reaction between genders.

Discover whether the color of text correlates with ease and speed of reading.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

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

This project examines whether people's taste perception is influenced by what they see.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

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