2nd and 3rd Grade Science Projects Resources : Page 5

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

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

This biodiversity project examines the biodiversity in your own backyard.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Science fair project that examines condensation and the conditions needed in order for dew to form.

This science fair project idea investigates the difference in reaction times between boys and girls.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

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

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This science fair project idea demonstrates that plants give off water.

This project determines what category of person is most likely to be ticklish.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Make a backbone model to explore human anatomy and life science.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

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

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

This science fair project explores how osmotic pressure forces water through the root up into the plant.