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3rd Grade Science Activities for 'more or less'
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3rd Grade Science Activities for 'more or less'
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214 results
Search for: more, or, less
✕
Science
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Activities
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3rd Grade
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Clear all
214 results
Gravitational Forces for Preschoolers
Activity
Gravitational Forces for Preschoolers
First Grade
Engineering and Science Inquiry
This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.
Activity
Gravitational Forces for Preschoolers
Activity
Gravitational Forces for Preschoolers
This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.
First Grade
Engineering and Science Inquiry
Activity
Coniferous Forest Plant Adaptations
Activity
Coniferous Forest Plant Adaptations
Third Grade
Engineering and Science Inquiry
Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.
Activity
Coniferous Forest Plant Adaptations
Activity
Coniferous Forest Plant Adaptations
Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.
Third Grade
Engineering and Science Inquiry
Activity
Does Ultraviolet (UV) Light Pass through Some Colors More than Others?
Activity
Does Ultraviolet (UV) Light Pass through Some Colors More than Others?
Second Grade
Engineering and Science Inquiry
The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.
Activity
Does Ultraviolet (UV) Light Pass through Some Colors More than Others?
Activity
Does Ultraviolet (UV) Light Pass through Some Colors More than Others?
The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.
Second Grade
Engineering and Science Inquiry
Activity
Color Me Hot!
Activity
Color Me Hot!
Third Grade
Measurement
This project tests the hypothesis that dark colors absorb more heat than light colors.
Activity
Color Me Hot!
Activity
Color Me Hot!
This project tests the hypothesis that dark colors absorb more heat than light colors.
Third Grade
Measurement
Activity
Get Cracking
Activity
Get Cracking
Second Grade
Engineering and Science Inquiry
Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.
Activity
Get Cracking
Activity
Get Cracking
Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.
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
Does Hot Water Freeze Faster Than Cold Water?
Activity
Does Hot Water Freeze Faster Than Cold Water?
Third Grade
Measurement
Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!
Activity
Does Hot Water Freeze Faster Than Cold Water?
Activity
Does Hot Water Freeze Faster Than Cold Water?
Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!
Third Grade
Measurement
Activity
Pruning Tomato Plants
Activity
Pruning Tomato Plants
Third Grade
Engineering and Science Inquiry
In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.
Activity
Pruning Tomato Plants
Activity
Pruning Tomato Plants
In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.
Third Grade
Engineering and Science Inquiry
Activity
Explore Christmas Tree Science
Activity
Explore Christmas Tree Science
Third Grade
Life Science
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!
Activity
Explore Christmas Tree Science
Activity
Explore Christmas Tree Science
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!
Third Grade
Life Science
Activity
Light Intensity and Distance
Activity
Light Intensity and Distance
Third Grade
Physical Science
In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!
Activity
Light Intensity and Distance
Activity
Light Intensity and Distance
In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!
Third Grade
Physical Science
Activity
Pop Bottle Science
Activity
Pop Bottle Science
Third Grade
Physical Science
Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!
Activity
Pop Bottle Science
Activity
Pop Bottle Science
Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!
Third Grade
Physical Science
Activity
Design a Great Glass Xylophone!
Activity
Design a Great Glass Xylophone!
Third Grade
Physical Science
Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.
Activity
Design a Great Glass Xylophone!
Activity
Design a Great Glass Xylophone!
Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.
Third Grade
Physical Science
Activity
Snow to Liquid Ratio
Activity
Snow to Liquid Ratio
Second Grade
Engineering and Science Inquiry
Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.
Activity
Snow to Liquid Ratio
Activity
Snow to Liquid Ratio
Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.
Second Grade
Engineering and Science Inquiry
Activity
Floating Balloons
Activity
Floating Balloons
Third Grade
Measurement
This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!
Activity
Floating Balloons
Activity
Floating Balloons
This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!
Third Grade
Measurement
Activity
Plastic Wrap Science Fair Project: Polymer Permeability
Activity
Plastic Wrap Science Fair Project: Polymer Permeability
Third Grade
Life Science
In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.
Activity
Plastic Wrap Science Fair Project: Polymer Permeability
Activity
Plastic Wrap Science Fair Project: Polymer Permeability
In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.
Third Grade
Life Science
Activity
Wheels and Axles
Activity
Wheels and Axles
First Grade
Physical Science
Engineers in training can get started with this simple wheel-and-axle construction activity.
Activity
Wheels and Axles
Activity
Wheels and Axles
Engineers in training can get started with this simple wheel-and-axle construction activity.
First Grade
Physical Science
Activity
One-Man Drinking Glass Band
Activity
One-Man Drinking Glass Band
Third Grade
Engineering and Science Inquiry
In this project, waves of vibrations are experimented with using water in glasses.
Activity
One-Man Drinking Glass Band
Activity
One-Man Drinking Glass Band
In this project, waves of vibrations are experimented with using water in glasses.
Third Grade
Engineering and Science Inquiry
Activity
Amazing Aerodynamics
Activity
Amazing Aerodynamics
Third Grade
Physical Science
This easy aerodynamics activity is a simple way to introduce kids to the scientific method.
Activity
Amazing Aerodynamics
Activity
Amazing Aerodynamics
This easy aerodynamics activity is a simple way to introduce kids to the scientific method.
Third Grade
Physical Science
Activity
Mapping the Energy Use of My Classroom
Activity
Mapping the Energy Use of My Classroom
First Grade
Engineering and Science Inquiry
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
Activity
Mapping the Energy Use of My Classroom
Activity
Mapping the Energy Use of My Classroom
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
First Grade
Engineering and Science Inquiry
Activity
Make Your Own Fizzy Lemonade
Activity
Make Your Own Fizzy Lemonade
Third Grade
Engineering and Science Inquiry
This science fair experiment idea's objective is to understand the general concept of an acid and a base.
Activity
Make Your Own Fizzy Lemonade
Activity
Make Your Own Fizzy Lemonade
This science fair experiment idea's objective is to understand the general concept of an acid and a base.
Third Grade
Engineering and Science Inquiry
Activity
Sinking Objects
Activity
Sinking Objects
First Grade
Physical Science
This science fair project idea investigates which objects float and sink in honey, water, and oil.
Activity
Sinking Objects
Activity
Sinking Objects
This science fair project idea investigates which objects float and sink in honey, water, and oil.
First Grade
Physical Science
Activity
Making Rain
Activity
Making Rain
Kindergarten
Earth and Space Science
Help your kindergarten science maven explore the water cycle without getting everything wet.
Activity
Making Rain
Activity
Making Rain
Help your kindergarten science maven explore the water cycle without getting everything wet.
Kindergarten
Earth and Space Science
Activity
Magnet Science Fair Project: How to Measure the Strength of a Magnet
Activity
Magnet Science Fair Project: How to Measure the Strength of a Magnet
Third Grade
Engineering and Science Inquiry
Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.
Activity
Magnet Science Fair Project: How to Measure the Strength of a Magnet
Activity
Magnet Science Fair Project: How to Measure the Strength of a Magnet
Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.
Third Grade
Engineering and Science Inquiry
Activity
Make Your Own Butter!
Activity
Make Your Own Butter!
Second Grade
Physical Science
Teach your child how butter is created by shaking up cream the old-fashioned way.
Activity
Make Your Own Butter!
Activity
Make Your Own Butter!
Teach your child how butter is created by shaking up cream the old-fashioned way.
Second Grade
Physical Science
Activity
What Causes Dilated Pupils?
Activity
What Causes Dilated Pupils?
Third Grade
Engineering and Science Inquiry
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.
Activity
What Causes Dilated Pupils?
Activity
What Causes Dilated Pupils?
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.
Third Grade
Engineering and Science Inquiry
Activity
Ivory Soap Experiment
Activity
Ivory Soap Experiment
Third Grade
Engineering and Science Inquiry
In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!
Activity
Ivory Soap Experiment
Activity
Ivory Soap Experiment
In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!
Third Grade
Engineering and Science Inquiry
Activity
Third-Class Levers in the Human Body
Activity
Third-Class Levers in the Human Body
Third Grade
Engineering and Science Inquiry
Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!
Activity
Third-Class Levers in the Human Body
Activity
Third-Class Levers in the Human Body
Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!
Third Grade
Engineering and Science Inquiry
Activity
Which Cup Best Prevents Ice from Melting?
Activity
Which Cup Best Prevents Ice from Melting?
Second Grade
Measurement
This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.
Activity
Which Cup Best Prevents Ice from Melting?
Activity
Which Cup Best Prevents Ice from Melting?
This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.
Second Grade
Measurement
Activity
How Old is That Tree?
Activity
How Old is That Tree?
Third Grade
Measurement
Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!
Activity
How Old is That Tree?
Activity
How Old is That Tree?
Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!
Third Grade
Measurement
Activity
DIY Bird Nest
Activity
DIY Bird Nest
Third Grade
Earth and Space Science
Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.
Activity
DIY Bird Nest
Activity
DIY Bird Nest
Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.
Third Grade
Earth and Space Science
Activity
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