4th - 8th Grade Science Activities : Page 17

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Science fair project in which you will start a fire from scratch without using matches or a lighter.

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

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

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

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

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

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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

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.

This science fair project will help students learn about non-vascular plants, such as mosses.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

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.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

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

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.