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Showing Results for comparing sizes

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

Space Food

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.

Cave Formations

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Test Kitchen: Spoons

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Explore Christmas Tree Science

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Comparing Implements for Writing

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Decomposition Rates of Biodegradable Materials

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Helicopter Seeds

In this science fair project you will make a model of a cell membrane using very simple material.

Cell Membrane

Let your child explore the vocabulary associated with Earth's landforms with this colorful word search.

Find the Hidden Landform Vocabulary

Discover the science behind an ages-old 4th of July tradition with this firework diagram.

Firework Diagram

Explore magnetism with this colorful science worksheet for third and fourth graders!

Identify Magnets that Attract or Repel

Discover how water flows in this informative environmental science worksheet!

What Is a Watershed? 

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

Eureka! Volume and the Displacement of 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?

Discover how plants survive in the desert with this third-grade habitat worksheet!

Habitat Highlights: Desert Plants

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.

Potato Chip Science: How Greasy Are Your Potato Chips?

Why do some desert animals have large ears? Why do others have scales? Learn the answers to these questions and more with this life science worksheet!

Habitat Highlights: Desert Animals

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

What Doesn't Belong? A Categorization Game

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

What Causes Dilated Pupils?

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Under What Conditions Do Potatoes Sprout The Fastest

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Flower Prints

Examine the effect of pressure on carbonation in soda.

Building Up the Fizz in Soda

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

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Do Plants Breathe?

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Do Butterflies Prefer Sugar Water, Salt Water, or Plain Water?

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Slinky Physics

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Brush Pile

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

All About Wood

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.

Measuring Raindrops

Mad scientists! In this lesson, your students will explore electrical circuits and engage in a hands-on activity to create them. They will identify the differences between parallel and series circuits.

Mad Scientist: Electric Circuits

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