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Showing Results for word structure 2

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Magnet Experiment: Are Two Magnets Twice as Strong as One?

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Which Fabrics are Most Absorbent?

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

How to Build a DNA Model

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

The Relationship Between Toilet Paper Ply and Strength

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

What Attracts Fruit Flies?

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Color Changing Milk Experiment

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Which Plants Can Resist Walnut Tree Allelopathy?

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

Popcorn Pumice: Exploring Different Rock Densities

This classic children&#39;s game-connecting two cups with a string-demonstrates sound&#39;s ability to travel through air vs through a solid.

The Speed of Sound on a String

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets&#39; relative size!

Scale Model of the Solar System

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Design Challenge: Gumdrop Towers

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

How Strong are a Bird's Bones?

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Halloween STEM Building Challenge

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Leaf Rubbings: Shapes and Patterns

Have your child kick off their summer vacation by making a miniature water slide!

Design Challenge: Making a Water Slide

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Can New Plants Be Made Without Seeds?

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

Does Opening A Fruit Up Cause it to Rot Faster?

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

The Role of Fat in Food

This science fair project idea explores how length affects the weight a bridge can hold.

Bridge Over Troubled Water

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

Does Storing Cucumbers and Tomatoes in the Fridge Spoil Its Unique Flavors?

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Arch Magic: The Unbreakable Egg

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Seedy Situation

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Mental Mix Up: Experimenting with Your Ability to Focus

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Rubber Band Heat Engine

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.

Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold? 

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Design Challenge: Building a Bridge

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Erosion Experiment

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Teaching Worms

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.

Digging in the Dark

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

Does Gelatin Slow Down the Melting of Freezer Pops? 

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