Showing Results for review packet third grade week 2

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This project compares the strength of one, two, and three-ply toilet paper.

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

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

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

How do organic materials become soil? This science experiment measures what materials biodegrade.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Do you think heat can affect a plant's growth rate?

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.