Science Projects Activities : Page 12

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

This science fair project idea explores the different properties of matter.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

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.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

The objective of this experiment is to evaluate the effects of acid rain on plants.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

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.

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

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This science fair project idea compares the mass and density of objects.

This science fair project idea explores the egg's thin membrane.

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

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

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Explore concepts in current and coltage with these Van de Graaff generator experiments.