SKIP TO CONTENT
Worksheet Generator
Subjects
Grades
Worksheets
Games
Build a Worksheet
More Resources
Roly Recommends
Subjects
Grades
Worksheets
Games
Build a Worksheet
More Resources
Roly Recommends
All Subjects
Science
Engineering and Science Inquiry
Subtopics:
Engineering Design
Science Projects
The Scientific Method
Lab Safety and Equipment
Observations and Data Collection
Show Less
Filters
Search for: three, digit
✕
Science
✕
Subjects
Math
English Language Arts
Science
Social Studies
Foreign Language
Grade Level
Pre-K
K
1st
2nd
3rd
4th
5th
6th
7th
8th
Early Childhood
Elementary School
Middle School
Resource Type
Worksheets
Lesson Plans
Activities
Offline Games
Occasion
Earth Day
Back to School
Halloween
Holidays
Common Core
Yes
No
Game Type
Outdoor Games
Arts & Crafts
Arts & Crafts
Painting & Drawing
See More
Clear All
View 842 results
Showing Results for three digit : Page 26
842 results
Search for: three, digit
✕
Science
✕
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
All filters
842 results
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
Reaction Time: The Ruler Drop Test
Activity
Reaction Time: The Ruler Drop Test
Fourth Grade
Engineering and Science Inquiry
In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.
Activity
Reaction Time: The Ruler Drop Test
Activity
Reaction Time: The Ruler Drop Test
In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.
Fourth Grade
Engineering and Science Inquiry
Activity
Tropical Rainforest Trees: Buttress Roots
Activity
Tropical Rainforest Trees: Buttress Roots
Fourth Grade
Engineering and Science Inquiry
What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!
Activity
Tropical Rainforest Trees: Buttress Roots
Activity
Tropical Rainforest Trees: Buttress Roots
What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!
Fourth Grade
Engineering and Science Inquiry
Activity
How to Make Salt Water Drinkable
Activity
How to Make Salt Water Drinkable
Engineering and Science Inquiry
This science fair project examines whether ocean water can be made safe to drink.
Activity
How to Make Salt Water Drinkable
Activity
How to Make Salt Water Drinkable
This science fair project examines whether ocean water can be made safe to drink.
Engineering and Science Inquiry
Activity
Short Term Memory
Activity
Short Term Memory
Engineering and Science Inquiry
This science fair project idea tests the efficiency of short term memory.
Activity
Short Term Memory
Activity
Short Term Memory
This science fair project idea tests the efficiency of short term memory.
Engineering and Science Inquiry
Activity
Catch a whiff of it?
Activity
Catch a whiff of it?
Measurement
Science fair project that studies how perfumes are made in order to determine how we can capture a scent.
Activity
Catch a whiff of it?
Activity
Catch a whiff of it?
Science fair project that studies how perfumes are made in order to determine how we can capture a scent.
Measurement
Activity
Design Challenge: Making a Boat
Activity
Design Challenge: Making a Boat
Pre-K
Engineering and Science Inquiry
In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.
Activity
Design Challenge: Making a Boat
Activity
Design Challenge: Making a Boat
In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.
Pre-K
Engineering and Science Inquiry
Activity
Teaching Worms
Activity
Teaching Worms
Fifth Grade
Engineering and Science Inquiry
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.
Activity
Teaching Worms
Activity
Teaching Worms
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.
Fifth Grade
Engineering and Science Inquiry
Activity
Humpty Dumpty and Design Thinking
Lesson Plan
Humpty Dumpty and Design Thinking
Third Grade
Engineering and Science Inquiry
Transform the traditional egg drop experiment as you help students to engage in design thinking and develop empathy.
Lesson Plan
Humpty Dumpty and Design Thinking
Lesson Plan
Humpty Dumpty and Design Thinking
Transform the traditional egg drop experiment as you help students to engage in design thinking and develop empathy.
Third Grade
Engineering and Science Inquiry
Lesson Plan
My Robot Friend
Lesson Plan
My Robot Friend
Kindergarten
Writing
What is a robot? What can robots do? Computer programmers tell robots what to do by creating a sequence of commands. In this lesson, students work in pairs to program a robot to act out the story from the mini story book
My Friend.
Lesson Plan
My Robot Friend
Lesson Plan
My Robot Friend
What is a robot? What can robots do? Computer programmers tell robots what to do by creating a sequence of commands. In this lesson, students work in pairs to program a robot to act out the story from the mini story book
My Friend.
Kindergarten
Writing
Lesson Plan
What Is an Algorithm?
Lesson Plan
What Is an Algorithm?
Second Grade
Engineering and Science Inquiry
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.
Lesson Plan
What Is an Algorithm?
Lesson Plan
What Is an Algorithm?
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.
Second Grade
Engineering and Science Inquiry
Lesson Plan
Shape of the Earth: What If?
Activity
Shape of the Earth: What If?
Engineering and Science Inquiry
What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!
Activity
Shape of the Earth: What If?
Activity
Shape of the Earth: What If?
What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!
Engineering and Science Inquiry
Activity
Psycholinguistics
Activity
Psycholinguistics
Engineering and Science Inquiry
Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.
Activity
Psycholinguistics
Activity
Psycholinguistics
Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.
Engineering and Science Inquiry
Activity
Cooling Food: Microwave vs. Oven
Activity
Cooling Food: Microwave vs. Oven
Fourth Grade
Engineering and Science Inquiry
What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.
Activity
Cooling Food: Microwave vs. Oven
Activity
Cooling Food: Microwave vs. Oven
What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.
Fourth Grade
Engineering and Science Inquiry
Activity
What Is the Best Way to Wash Your Hands?
Activity
What Is the Best Way to Wash Your Hands?
Kindergarten
Engineering and Science Inquiry
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.
Activity
What Is the Best Way to Wash Your Hands?
Activity
What Is the Best Way to Wash Your Hands?
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.
Kindergarten
Engineering and Science Inquiry
Activity
Space Shuttle Ceramics
Activity
Space Shuttle Ceramics
Measurement
Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.
Activity
Space Shuttle Ceramics
Activity
Space Shuttle Ceramics
Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.
Measurement
Activity
How to Classify Objects and Organisms
Activity
How to Classify Objects and Organisms
Engineering and Science Inquiry
Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.
Activity
How to Classify Objects and Organisms
Activity
How to Classify Objects and Organisms
Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.
Engineering and Science Inquiry
Activity
Radioactive Decay!
Activity
Radioactive Decay!
Engineering and Science Inquiry
Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.
Activity
Radioactive Decay!
Activity
Radioactive Decay!
Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.
Engineering and Science Inquiry
Activity
Garlic: Antibacterial and Antimicrobial Properties
Activity
Garlic: Antibacterial and Antimicrobial Properties
Engineering and Science Inquiry
Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.
Activity
Garlic: Antibacterial and Antimicrobial Properties
Activity
Garlic: Antibacterial and Antimicrobial Properties
Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.
Engineering and Science Inquiry
Activity
Carbon Dioxide Concentrations
Activity
Carbon Dioxide Concentrations
Engineering and Science Inquiry
Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.
Activity
Carbon Dioxide Concentrations
Activity
Carbon Dioxide Concentrations
Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.
Engineering and Science Inquiry
Activity
Regrow Cabbage: Vegetative Reproduction and Cloning Plants
Activity
Regrow Cabbage: Vegetative Reproduction and Cloning Plants
Sixth Grade
Engineering and Science Inquiry
What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!
Activity
Regrow Cabbage: Vegetative Reproduction and Cloning Plants
Activity
Regrow Cabbage: Vegetative Reproduction and Cloning Plants
What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!
Sixth Grade
Engineering and Science Inquiry
Activity
Grow Slime Mold
Activity
Grow Slime Mold
Engineering and Science Inquiry
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.
Activity
Grow Slime Mold
Activity
Grow Slime Mold
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.
Engineering and Science Inquiry
Activity
Rubber Band Heat Engine
Activity
Rubber Band Heat Engine
Fifth Grade
Measurement
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.
Activity
Rubber Band Heat Engine
Activity
Rubber Band Heat Engine
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.
Fifth Grade
Measurement
Activity
Orbital Speed: How Do Satellites Orbit?
Activity
Orbital Speed: How Do Satellites Orbit?
Engineering and Science Inquiry
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!
Activity
Orbital Speed: How Do Satellites Orbit?
Activity
Orbital Speed: How Do Satellites Orbit?
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!
Engineering and Science Inquiry
Activity
Magnetic Linear Accelerator
Activity
Magnetic Linear Accelerator
Engineering and Science Inquiry
Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.
Activity
Magnetic Linear Accelerator
Activity
Magnetic Linear Accelerator
Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.
Engineering and Science Inquiry
Activity
Praise Versus Food
Activity
Praise Versus Food
Engineering and Science Inquiry
This science fair project idea determines whether dogs can be trained faster using a food reward or praise.
Activity
Praise Versus Food
Activity
Praise Versus Food
This science fair project idea determines whether dogs can be trained faster using a food reward or praise.
Engineering and Science Inquiry
Activity
The Genetics of Eye Color
Activity
The Genetics of Eye Color
Engineering and Science Inquiry
This fascinating science fair project explores eye color genotypes.
Activity
The Genetics of Eye Color
Activity
The Genetics of Eye Color
This fascinating science fair project explores eye color genotypes.
Engineering and Science Inquiry
Activity
Design Challenge: Marble Labyrinths
Activity
Design Challenge: Marble Labyrinths
First Grade
Engineering and Science Inquiry
In this activity your child will create their very own marble maze!
Activity
Design Challenge: Marble Labyrinths
Activity
Design Challenge: Marble Labyrinths
In this activity your child will create their very own marble maze!
First Grade
Engineering and Science Inquiry
Activity
Life-Size Maze
Lesson Plan
Life-Size Maze
First Grade
Engineering and Science Inquiry
In this lesson, students will create a set of instructions for navigating a life-size maze.
Lesson Plan
Life-Size Maze
Lesson Plan
Life-Size Maze
In this lesson, students will create a set of instructions for navigating a life-size maze.
First Grade
Engineering and Science Inquiry
Lesson Plan
Chemical Indicators
Activity
Chemical Indicators
Fourth Grade
Engineering and Science Inquiry
Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.
Activity
Chemical Indicators
Activity
Chemical Indicators
Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.
Fourth Grade
Engineering and Science Inquiry
Activity
Cool It!
Activity
Cool It!
Measurement
Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.
Activity
Cool It!
Activity
Cool It!
Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.
Measurement
Activity
1
…
25
26
27
28
29