SKIP TO CONTENT
All SubjectsScienceEngineering and Science Inquiry
Subtopics:

Showing Results for rounding three digit to the nearest 10

81 results
Search for: rounding, three, digit, to, the, nearest, 10
✕
Science
✕
2nd Grade
✕
Clear All
Sort by:
81 results
Sort by:
Dig It! #3
Dig It! #3
Worksheet
Dig It! #3 large image
Dig It! #3
Second Grade
Earth and Space Science
Fossils can tell us about life on earth, but they can also teach kids the scientific method.
Worksheet
Dig It! #3
Dig It! #3
Worksheet
Dig It! #3
Fossils can tell us about life on earth, but they can also teach kids the scientific method.
Second Grade
Earth and Space Science
Worksheet
Structure Building Challenge
Structure Building Challenge
Lesson Plan
Structure Building Challenge large image
Structure Building Challenge
Second Grade
Engineering and Science Inquiry
Get your students to be builders and create structures with a variety of materials. Students will have the opportunity to be creative, cooperate in groups, and discuss their experience.
Lesson Plan
Structure Building Challenge
Structure Building Challenge
Lesson Plan
Structure Building Challenge
Get your students to be builders and create structures with a variety of materials. Students will have the opportunity to be creative, cooperate in groups, and discuss their experience.
Second Grade
Engineering and Science Inquiry
Lesson Plan
Bridge Over Troubled Water
Bridge Over Troubled Water
Activity
Bridge Over Troubled Water large image
Bridge Over Troubled Water
First Grade
Engineering and Science Inquiry
This science fair project idea explores how length affects the weight a bridge can hold.
Activity
Bridge Over Troubled Water
Bridge Over Troubled Water
Activity
Bridge Over Troubled Water
This science fair project idea explores how length affects the weight a bridge can hold.
First Grade
Engineering and Science Inquiry
Activity
Show the Direction of Magnetic Field Lines
Show the Direction of Magnetic Field Lines
Activity
Show the Direction of Magnetic Field Lines large image
Show the Direction of Magnetic Field Lines
Second Grade
Engineering and Science Inquiry
Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.
Activity
Show the Direction of Magnetic Field Lines
Show the Direction of Magnetic Field Lines
Activity
Show the Direction of Magnetic Field Lines
Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.
Second Grade
Engineering and Science Inquiry
Activity
Low Fat, Low Taste?
Low Fat, Low Taste?
Activity
Low Fat, Low Taste? large image
Low Fat, Low Taste?
Second Grade
Engineering and Science Inquiry
This science fair project idea investigates if fats add to the flavor of food.
Activity
Low Fat, Low Taste?
Low Fat, Low Taste?
Activity
Low Fat, Low Taste?
This science fair project idea investigates if fats add to the flavor of food.
Second Grade
Engineering and Science Inquiry
Activity
Water Pressure at Depth
Water Pressure at Depth
Activity
Water Pressure at Depth large image
Water Pressure at Depth
Second Grade
Engineering and Science Inquiry
How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.
Activity
Water Pressure at Depth
Water Pressure at Depth
Activity
Water Pressure at Depth
How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.
Second Grade
Engineering and Science Inquiry
Activity
Does Hair Color Affect Static Electricity?
Does Hair Color Affect Static Electricity?
Activity
Does Hair Color Affect Static Electricity? large image
Does Hair Color Affect Static Electricity?
Second Grade
Measurement
When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?
Activity
Does Hair Color Affect Static Electricity?
Does Hair Color Affect Static Electricity?
Activity
Does Hair Color Affect Static Electricity?
When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?
Second Grade
Measurement
Activity
Parachutes
Parachutes
Activity
Parachutes large image
Parachutes
First Grade
Engineering and Science Inquiry
This science fair project idea determines if the size of the parachute will change the rate at which an object falls.
Activity
Parachutes
Parachutes
Activity
Parachutes
This science fair project idea determines if the size of the parachute will change the rate at which an object falls.
First Grade
Engineering and Science Inquiry
Activity
Keeping Cut Flowers Fresh
Keeping Cut Flowers Fresh
Activity
Keeping Cut Flowers Fresh large image
Keeping Cut Flowers Fresh
Second Grade
Engineering and Science Inquiry
This science experiment tests whether warm or cold water works best in making cut flowers last longer.
Activity
Keeping Cut Flowers Fresh
Keeping Cut Flowers Fresh
Activity
Keeping Cut Flowers Fresh
This science experiment tests whether warm or cold water works best in making cut flowers last longer.
Second Grade
Engineering and Science Inquiry
Activity
Favorite Colors
Favorite Colors
Activity
Favorite Colors large image
Favorite Colors
Second Grade
Engineering and Science Inquiry
Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.
Activity
Favorite Colors
Favorite Colors
Activity
Favorite Colors
Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.
Second Grade
Engineering and Science Inquiry
Activity
Shape Words
Shape Words
Activity
Shape Words large image
Shape Words
Second Grade
Engineering and Science Inquiry
Is it a square or a circle? See if you can trick your friends with this zany science project!
Activity
Shape Words
Shape Words
Activity
Shape Words
Is it a square or a circle? See if you can trick your friends with this zany science project!
Second Grade
Engineering and Science Inquiry
Activity
The Science Behind Keeping Flowers Fresh
The Science Behind Keeping Flowers Fresh
Activity
The Science Behind Keeping Flowers Fresh large image
The Science Behind Keeping Flowers Fresh
Second Grade
Engineering and Science Inquiry
When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?
Activity
The Science Behind Keeping Flowers Fresh
The Science Behind Keeping Flowers Fresh
Activity
The Science Behind Keeping Flowers Fresh
When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?
Second Grade
Engineering and Science Inquiry
Activity
Rate of Evaporation
Rate of Evaporation
Activity
Rate of Evaporation large image
Rate of Evaporation
Second Grade
Engineering and Science Inquiry
The goal of this evaporation experiment is to learn about how different external conditions affect drying time.
Activity
Rate of Evaporation
Rate of Evaporation
Activity
Rate of Evaporation
The goal of this evaporation experiment is to learn about how different external conditions affect drying time.
Second Grade
Engineering and Science Inquiry
Activity
Ripening Avocados
Ripening Avocados
Activity
Ripening Avocados large image
Ripening Avocados
Second Grade
Engineering and Science Inquiry
In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.
Activity
Ripening Avocados
Ripening Avocados
Activity
Ripening Avocados
In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.
Second Grade
Engineering and Science Inquiry
Activity
Bust That Rust!
Bust That Rust!
Activity
Bust That Rust! large image
Bust That Rust!
Second Grade
Engineering and Science Inquiry
These science fair experiments demonstrate the chemistry of rust and the oxidation process.
Activity
Bust That Rust!
Bust That Rust!
Activity
Bust That Rust!
These science fair experiments demonstrate the chemistry of rust and the oxidation process.
Second Grade
Engineering and Science Inquiry
Activity
Growing in the Dark: Plants and Light
Growing in the Dark: Plants and Light
Activity
Growing in the Dark: Plants and Light large image
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
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
Duck Feet
Duck Feet
Activity
Duck Feet large image
Duck Feet
First Grade
Engineering and Science Inquiry
This science fair project idea investigates if webbed feet help a duck (and others) swim.
Activity
Duck Feet
Duck Feet
Activity
Duck Feet
This science fair project idea investigates if webbed feet help a duck (and others) swim.
First Grade
Engineering and Science Inquiry
Activity
Dig This: Biodegradation
Dig This: Biodegradation
Activity
Dig This: Biodegradation large image
Dig This: Biodegradation
Second Grade
Engineering and Science Inquiry
How do organic materials become soil? This science experiment measures what materials biodegrade.
Activity
Dig This: Biodegradation
Dig This: Biodegradation
Activity
Dig This: Biodegradation
How do organic materials become soil? This science experiment measures what materials biodegrade.
Second Grade
Engineering and Science Inquiry
Activity
To Leaf or Not to Leaf
Activity
To Leaf or Not to Leaf
Second Grade
Engineering and Science Inquiry
Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.
Activity
To Leaf or Not to Leaf
Activity
To Leaf or Not to Leaf
Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.
Second Grade
Engineering and Science Inquiry
Activity
Geography, Latitude, and the North Star: Where Am I?
Geography, Latitude, and the North Star: Where Am I?
Activity
Geography, Latitude, and the North Star: Where Am I? large image
Geography, Latitude, and the North Star: Where Am I?
Second Grade
Engineering and Science Inquiry
Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.
Activity
Geography, Latitude, and the North Star: Where Am I?
Geography, Latitude, and the North Star: Where Am I?
Activity
Geography, Latitude, and the North Star: Where Am I?
Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.
Second Grade
Engineering and Science Inquiry
Activity
Can Crystals Show Color Mixing?
Can Crystals Show Color Mixing?
Activity
Can Crystals Show Color Mixing? large image
Can Crystals Show Color Mixing?
Second Grade
Engineering and Science Inquiry
This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.
Activity
Can Crystals Show Color Mixing?
Can Crystals Show Color Mixing?
Activity
Can Crystals Show Color Mixing?
This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.
Second Grade
Engineering and Science Inquiry
Activity
Read a Thermometer
Read a Thermometer
Worksheet
Read a Thermometer large image
Read a Thermometer
Second Grade
Measurement
Learn to read a standard thermometer in both Fahrenheit and Celsius in this informative second- and third-grade worksheet! 
Worksheet
Read a Thermometer
Read a Thermometer
Worksheet
Read a Thermometer
Learn to read a standard thermometer in both Fahrenheit and Celsius in this informative second- and third-grade worksheet! 
Second Grade
Measurement
Worksheet
How to Make A Thermometer
How to Make A Thermometer
Activity
How to Make A Thermometer large image
How to Make A Thermometer
Second Grade
Measurement
Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?
Activity
How to Make A Thermometer
How to Make A Thermometer
Activity
How to Make A Thermometer
Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?
Second Grade
Measurement
Activity
Taste Perception
Taste Perception
Activity
Taste Perception large image
Taste Perception
First Grade
Engineering and Science Inquiry
This project examines whether people's taste perception is influenced by what they see.
Activity
Taste Perception
Taste Perception
Activity
Taste Perception
This project examines whether people's taste perception is influenced by what they see.
First Grade
Engineering and Science Inquiry
Activity
Heating Sugar
Heating Sugar
Activity
Heating Sugar large image
Heating Sugar
Second Grade
Engineering and Science Inquiry
Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!
Activity
Heating Sugar
Heating Sugar
Activity
Heating Sugar
Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!
Second Grade
Engineering and Science Inquiry
Activity
Eraser Test
Activity
Eraser Test
Second Grade
Engineering and Science Inquiry
Get down to the rubber with this science project that tests the effectiveness of different types of erasers.
Activity
Eraser Test
Activity
Eraser Test
Get down to the rubber with this science project that tests the effectiveness of different types of erasers.
Second Grade
Engineering and Science Inquiry
Activity
Eureka! Volume and the Displacement of Water
Eureka! Volume and the Displacement of Water
Activity
Eureka! Volume and the Displacement of Water large image
Eureka! Volume and the Displacement of Water
Kindergarten
Engineering and Science Inquiry
This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.
Activity
Eureka! Volume and the Displacement of Water
Eureka! Volume and the Displacement of Water
Activity
Eureka! Volume and the Displacement of Water
This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.
Kindergarten
Engineering and Science Inquiry
Activity
Ew... Brown Guacamole!
Ew... Brown Guacamole!
Activity
Ew... Brown Guacamole! large image
Ew... Brown Guacamole!
Kindergarten
Engineering and Science Inquiry
This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.
Activity
Ew... Brown Guacamole!
Ew... Brown Guacamole!
Activity
Ew... Brown Guacamole!
This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.
Kindergarten
Engineering and Science Inquiry
Activity
Don't Be A Drag
Don't Be A Drag
Activity
Don't Be A Drag large image
Don't Be A Drag
First Grade
Engineering and Science Inquiry
This science fair project idea investigates how the shape of an object affects drag.
Activity
Don't Be A Drag
Don't Be A Drag
Activity
Don't Be A Drag
This science fair project idea investigates how the shape of an object affects drag.
First Grade
Engineering and Science Inquiry
Activity
Measuring Magnification
Measuring Magnification
Activity
Measuring Magnification large image
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
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
123