Subjects

Math

English Language Arts

Science

Social Studies

Foreign Language

Grades

Pre-K

Kindergarten

1st Grade

2nd Grade

3rd Grade

4th Grade

5th Grade

6th Grade

7th Grade

8th Grade

Worksheets

Games

Build a Worksheet

Word Scramble

Word Search

Crossword Puzzle

Sudoku Generator

Addition Worksheet Generator 

Subtraction Worksheet Generator

Multiplication Worksheet Generator

Division Worksheet Generator

See All

More Resources

Arts & Crafts

Hands-On Activities

CVC Words

Guided Lessons

Common Core State Standards

Common Core Math

Common Core ELA

Roly Recommends

Weekly Recommendations

Early Childhood

Social Emotional Learning

Holidays

Winter

Kwanzaa

New Year

Showing Results for two digit... : Page 37

This science fair project idea discovers the principle of conservation of mass.

Observing the Principle of Conservation of Mass

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Can superabsorbent polymer crystals absorb any other liquids besides water?

In this lesson, students will solve a design problem and practice troubleshooting as they create a list of instructions for putting together a tent.

The Mystery of the Missing Instructions

In this lesson, students will learn to program an animated figure using ScratchJr.

What Is Animation?

In this lesson, students will learn to create a simple algorithm using block code. The platform used for this activity is a website created by Google that provides free educational games that teach students to program using block code.

What Is an Algorithm?

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

 Comparing Leaf Size and Shape

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

A Plant's Favorite Color

Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.

Reynolds Number: Laminar and Turbulent Flow

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Radioactive Decay!

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

Carbon Dioxide Concentrations

Create safe lightning for kids! They&#39;ll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

How to Make Lightning

Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

Grow Slime Mold

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

Orbital Speed: How Do Satellites Orbit?

In this activity your child will create their very own marble maze!

Design Challenge: Marble Labyrinths

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Make Slime! How to Create a Colloid

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Measure Twice!

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Bee Watcher: What's Buzzing?

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Crystal Wonderland

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Bird Space

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Soil pH: Acid or Alkaline?

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.

3-D Model of the Sun

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

How Do the Phases of the Moon Affect the Tides?

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

How to Find Maximum Height of a Projectile

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Magnetic Levitation

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

Oh! Those Shopping Carts! Are They Really Carriers of Bacteria?

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Bleeding Paper

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Calorimetry: Bomb Calorimeter Experiment

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

Centripetal and Centrifugal Force

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

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Sound Localization: Judging Sound Direction

Lesson Plans

Interactive Worksheets

Workbooks

Activities

Exercises

Stories

Songs

Offline Games

Teacher Resources

Teacher Editions

Resource Type

Birthdays

Women's History Month

St. Patrick's Day

Ramadan

Passover

Spring

Easter

Earth Day

Cinco de Mayo

Mother's Day

Memorial Day

Asian Pacific American Heritage Month

Graduation

Summer

Summer Packets

Father's Day

Independence Day

Back to School

Labor Day

Fall

Hispanic Heritage Month

Halloween

Dia de los Muertos

Veterans Day

Thanksgiving

Christmas

Hanukkah

Martin Luther King Jr. Day

Lunar New Year

Valentine's Day

Presidents' Day

Black History Month

Occasion

Common Core

Mazes

Dot to Dot

Ball Games

Crossword

Fitness & Exercise

Group Games

Memory Games

Outdoor Games

Printable Board Games

Puzzles & Sudoku

Scavenger Hunt

Travel Games

Word Puzzles

Game Type

Fabric Projects

Beads & Jewelry

Paper & Glue Crafts

Construction & Sculpture

Painting & Drawing

Recycled Crafts

Coloring

Snacks

Mains

Sides

Dessert

Recipes

English Language Support

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Grade Level