Showing Results for area of a rectangle using square units : Page 15

Find out whether matte or shiny nail polish lasts longer.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

This project examines the concentration of dissolved oxygen in water, with and without oil.

This easy at-home experiment is a great way to "see" science.

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

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

Here's an arts and crafts guide for your high-school teenager that'll help her create a naturalist drawing and painting.

Give your child a chance to experiment with how things grow. And throw in something extra to up the fun factor even more...her very own grass pet!

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Use a dichotomous key to identify plants or animals.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.