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This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

This project explores what happens to a rubber band when it is heated and cooled.

In this project, you will observe and record changes in sunspots over two weeks.

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

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 determine whether there are gender differences when boys and girls view optical illusions.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

In almost every preschool classroom is a sensory table. Learn how to make one at home!

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

In this science fair project, students investigate how different colors influence appetite.

This science fair project examines how seeds hitchhike on animals and clothing.