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
Subtopics:
Physical Science
Life Science
Earth and Space Science
Engineering and Science Inquiry
Computer Science
Typing
Show Less
Filters
Search for: how, when
✕
Science
✕
1st - 4th Grade
✕
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
Games
Lesson Plans
Interactive Worksheets
Workbooks
Activities
Stories
Offline Games
Guided Lessons
Teacher Resources
See more
Occasion
Birthdays
Women's History Month
St. Patrick's Day
Spring
Easter
Earth Day
Summer
Independence Day
Fall
Halloween
Winter
Holidays
Christmas
New Year
Valentine's Day
See more
Common Core
Yes
No
Game Type
Dot to Dot
Crossword
Group Games
Outdoor Games
Printable Board Games
Word Puzzles
Word Search
Arts & Crafts
Arts & Crafts
Fabric Projects
Beads & Jewelry
Paper & Glue Crafts
Construction & Sculpture
Painting & Drawing
Recycled Crafts
Coloring
Yes
Recipes
Snacks
Mains
Sides
English Language Support
Yes
See More
Clear All
View 1,154 results
Showing Results for how when : Page 8
1,154 results
Search for: how, when
✕
Science
✕
1st - 4th Grade
✕
Clear All
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
All filters
1,154 results
Sort by:
Relevance
Most recent
Most popular
Alphabetical A-Z
Alphabetical Z-A
All About the Digestive System
Lesson Plan
All About the Digestive System
Fourth Grade
Life Science
Use this lesson to show your students how food travels from the mouth to the stomach. Additionally, show them how the digestive system delivers important nutrients to other parts of the body and also excretes wastes from the body.
Lesson Plan
All About the Digestive System
Lesson Plan
All About the Digestive System
Use this lesson to show your students how food travels from the mouth to the stomach. Additionally, show them how the digestive system delivers important nutrients to other parts of the body and also excretes wastes from the body.
Fourth Grade
Life Science
Lesson Plan
Water Salinity
Activity
Water Salinity
Third Grade
Engineering and Science Inquiry
Will increasing the amount of salt in water effect how slow or fast the water freezes?
Activity
Water Salinity
Activity
Water Salinity
Will increasing the amount of salt in water effect how slow or fast the water freezes?
Third Grade
Engineering and Science Inquiry
Activity
Homemade Butter
Activity
Homemade Butter
Third Grade
Measurement
Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.
Activity
Homemade Butter
Activity
Homemade Butter
Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.
Third Grade
Measurement
Activity
Build your own Electromagnet!
Worksheet
Build your own Electromagnet!
Fourth Grade
Physical Science
Calling all mad scientists... Electrify your enthusiasm for science! This awesome worksheet will show you step-by-step how to make an electromagnet.
Worksheet
Build your own Electromagnet!
Worksheet
Build your own Electromagnet!
Calling all mad scientists... Electrify your enthusiasm for science! This awesome worksheet will show you step-by-step how to make an electromagnet.
Fourth Grade
Physical Science
Worksheet
What is Wind Energy?
Worksheet
What is Wind Energy?
Third Grade
Physical Science
What is wind energy? Teach your students how we can use the wind to create electricity!
Worksheet
What is Wind Energy?
Worksheet
What is Wind Energy?
What is wind energy? Teach your students how we can use the wind to create electricity!
Third Grade
Physical Science
Worksheet
Magic Glass of Water
Activity
Magic Glass of Water
Third Grade
Engineering and Science Inquiry
Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.
Activity
Magic Glass of Water
Activity
Magic Glass of Water
Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.
Third Grade
Engineering and Science Inquiry
Activity
Types of Weathering
Worksheet
Types of Weathering
Second Grade
Earth and Space Science
Help your second grader understand the different types of weathering and how they can affect the earth.
Worksheet
Types of Weathering
Worksheet
Types of Weathering
Help your second grader understand the different types of weathering and how they can affect the earth.
Second Grade
Earth and Space Science
Worksheet
Conductors and Insulators
Worksheet
Conductors and Insulators
Fourth Grade
Physical Science
Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!
Worksheet
Conductors and Insulators
Worksheet
Conductors and Insulators
Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!
Fourth Grade
Physical Science
Worksheet
Eye Witness, You Witness
Activity
Eye Witness, You Witness
Fourth Grade
Engineering and Science Inquiry
How well can people recall what they have observed. Test your knowledge in this fun experiment.
Activity
Eye Witness, You Witness
Activity
Eye Witness, You Witness
How well can people recall what they have observed. Test your knowledge in this fun experiment.
Fourth Grade
Engineering and Science Inquiry
Activity
Hunt for Flowers
Worksheet
Hunt for Flowers
Second Grade
Life Science
The best way for your young explorer to learn and understand how nature works is by going outside!
Worksheet
Hunt for Flowers
Worksheet
Hunt for Flowers
The best way for your young explorer to learn and understand how nature works is by going outside!
Second Grade
Life Science
Worksheet
Skin Science!
Activity
Skin Science!
Fourth Grade
Physical Science
How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.
Activity
Skin Science!
Activity
Skin Science!
How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.
Fourth Grade
Physical Science
Activity
Animal Camouflage for Kids
Worksheet
Animal Camouflage for Kids
First Grade
Life Science
How do these animals blend with their surroundings? Enjoy this match-up activity on animal camouflage for kids!
Worksheet
Animal Camouflage for Kids
Worksheet
Animal Camouflage for Kids
How do these animals blend with their surroundings? Enjoy this match-up activity on animal camouflage for kids!
First Grade
Life Science
Worksheet
Celery Experiment
Worksheet
Celery Experiment
First Grade
Life Science
Learn more about how plants work with this cool celery experiment! Use this worksheet to help you record your observations after doing this experiment.
Worksheet
Celery Experiment
Worksheet
Celery Experiment
Learn more about how plants work with this cool celery experiment! Use this worksheet to help you record your observations after doing this experiment.
First Grade
Life Science
Worksheet
Growing in the Dark: Plants and Light
Activity
Growing in the Dark: Plants and Light
Second Grade
Engineering and Science Inquiry
Plants and light seem to be good buddies, but how far does the friendship really go?
Activity
Growing in the Dark: Plants and Light
Activity
Growing in the Dark: Plants and Light
Plants and light seem to be good buddies, but how far does the friendship really go?
Second Grade
Engineering and Science Inquiry
Activity
Laundry Science: Ready, Get Set, Dry!
Activity
Laundry Science: Ready, Get Set, Dry!
Fourth Grade
Engineering and Science Inquiry
How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!
Activity
Laundry Science: Ready, Get Set, Dry!
Activity
Laundry Science: Ready, Get Set, Dry!
How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!
Fourth Grade
Engineering and Science Inquiry
Activity
Don't Rock the Boat
Activity
Don't Rock the Boat
Third Grade
Engineering and Science Inquiry
This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.
Activity
Don't Rock the Boat
Activity
Don't Rock the Boat
This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.
Third Grade
Engineering and Science Inquiry
Activity
The Fungus Among Us
Activity
The Fungus Among Us
Third Grade
Engineering and Science Inquiry
The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.
Activity
The Fungus Among Us
Activity
The Fungus Among Us
The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.
Third Grade
Engineering and Science Inquiry
Activity
Preserving Natural Resources
Worksheet
Preserving Natural Resources
Second Grade
Earth and Space Science
Through a simple matching activity, kids learn how their actions can have a direct effect on the environment.
Worksheet
Preserving Natural Resources
Worksheet
Preserving Natural Resources
Through a simple matching activity, kids learn how their actions can have a direct effect on the environment.
Second Grade
Earth and Space Science
Worksheet
Forest Food Pyramid Project
Activity
Forest Food Pyramid Project
Third Grade
Engineering and Science Inquiry
Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.
Activity
Forest Food Pyramid Project
Activity
Forest Food Pyramid Project
Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.
Third Grade
Engineering and Science Inquiry
Activity
Tasmanian Devil Facts
Worksheet
Tasmanian Devil Facts
Second Grade
Reading
Get all the Tasmanian devil facts on this worksheet, from what they eat to how they got their name.
Worksheet
Tasmanian Devil Facts
Worksheet
Tasmanian Devil Facts
Get all the Tasmanian devil facts on this worksheet, from what they eat to how they got their name.
Second Grade
Reading
Worksheet
Know Your Planets: Earth
Worksheet
Know Your Planets: Earth
Third Grade
Earth and Space Science
How much do you know about our home planet? Boost your Earth knowledge with this science printable.
Worksheet
Know Your Planets: Earth
Worksheet
Know Your Planets: Earth
How much do you know about our home planet? Boost your Earth knowledge with this science printable.
Third Grade
Earth and Space Science
Worksheet
Make Footwear Impressions - CSI Style!
Activity
Make Footwear Impressions - CSI Style!
Fourth Grade
Physical Science
Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!
Activity
Make Footwear Impressions - CSI Style!
Activity
Make Footwear Impressions - CSI Style!
Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!
Fourth Grade
Physical Science
Activity
Where Are the Planets?: Mars
Worksheet
Where Are the Planets?: Mars
Third Grade
Measurement
How far away is the Red Planet from the sun? Find out with this great Solar System printable.
Worksheet
Where Are the Planets?: Mars
Worksheet
Where Are the Planets?: Mars
How far away is the Red Planet from the sun? Find out with this great Solar System printable.
Third Grade
Measurement
Worksheet
Freshwater Biomes and Saltwater Biomes
Worksheet
Freshwater Biomes and Saltwater Biomes
Fourth Grade
Life Science
Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.
Worksheet
Freshwater Biomes and Saltwater Biomes
Worksheet
Freshwater Biomes and Saltwater Biomes
Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.
Fourth Grade
Life Science
Worksheet
Measuring Magnification
Activity
Measuring Magnification
Second Grade
Engineering and Science Inquiry
This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.
Activity
Measuring Magnification
Activity
Measuring Magnification
This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.
Second Grade
Engineering and Science Inquiry
Activity
Corn Seed Germination
Activity
Corn Seed Germination
Fourth Grade
Engineering and Science Inquiry
Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!
Activity
Corn Seed Germination
Activity
Corn Seed Germination
Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!
Fourth Grade
Engineering and Science Inquiry
Activity
Bouncy Balls
Activity
Bouncy Balls
Fourth Grade
Engineering and Science Inquiry
This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.
Activity
Bouncy Balls
Activity
Bouncy Balls
This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.
Fourth Grade
Engineering and Science Inquiry
Activity
Life Cycle of a Butterfly
Worksheet
Life Cycle of a Butterfly
Second Grade
Life Science
How does the butterfly become so beautiful? Learn about the four stages that it goes through in its life.
Worksheet
Life Cycle of a Butterfly
Worksheet
Life Cycle of a Butterfly
How does the butterfly become so beautiful? Learn about the four stages that it goes through in its life.
Second Grade
Life Science
Worksheet
Growing Bacteria
Activity
Growing Bacteria
Fourth Grade
Engineering and Science Inquiry
Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.
Activity
Growing Bacteria
Activity
Growing Bacteria
Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.
Fourth Grade
Engineering and Science Inquiry
Activity
Dissolving Packing Peanuts
Activity
Dissolving Packing Peanuts
First Grade
Measurement
Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.
Activity
Dissolving Packing Peanuts
Activity
Dissolving Packing Peanuts
Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.
First Grade
Measurement
Activity
1
…
7
8
9
…
39
