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, kids measure how weather conditions affect how fast a puddle evaporates.

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

This science fair project idea explores whether color affects a person's emotional state.

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

It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Explore the belief in astrology as a predictive system.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

This science fair project idea researches the effects of acid rain on plant growth.

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

This science fair project evaluates if and how eating a large meal affects ability to perform mental tasks.

This science fair project idea determines how quickly germs and bacteria spread.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

In this science fair project, students evaluate test subjects to determine if certain personality traits are more common in frequent users of social media.

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.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

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

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

Which bread molds fastest? Explore the different kinds of breads and how quickly they mold, along with the role of preservatives.

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.