4th - 6th Grade Science Activities : Page 15

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

This science experiment tests if dog saliva can really help heal wounds.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

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.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Create a bee garden to help shelter bees in your area.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

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

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

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

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.