1st - 5th Grade Science Projects Resources : Page 13

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

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.

Test your friends to find out if you can replicate the placebo effect's incredible results.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea examines whether boys and girls differ in reflexes.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

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

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

In this science fair project, students use the streak test to tell minerals apart from each other.

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

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.