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Showing Results for number problems
Filters
127 results
Search for: number, problems
✕
Science
✕
4th and 5th Grade
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Clear all
127 results
Color by Number: Cell
Worksheet
Color by Number: Cell
Fourth Grade
Life Science
Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.
Worksheet
Color by Number: Cell
Worksheet
Color by Number: Cell
Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.
Fourth Grade
Life Science
Worksheet
Nine: The Biggest Little Number
Activity
Nine: The Biggest Little Number
Fifth Grade
Engineering and Science Inquiry
Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.
Activity
Nine: The Biggest Little Number
Activity
Nine: The Biggest Little Number
Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.
Fifth Grade
Engineering and Science Inquiry
Activity
Stars In The Sky
Activity
Stars In The Sky
Fourth Grade
Engineering and Science Inquiry
This science fair project investigates why the number of visible stars changes from place to place.
Activity
Stars In The Sky
Activity
Stars In The Sky
This science fair project investigates why the number of visible stars changes from place to place.
Fourth Grade
Engineering and Science Inquiry
Activity
Invertebrate Ecology
Activity
Invertebrate Ecology
Fifth Grade
Engineering and Science Inquiry
Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.
Activity
Invertebrate Ecology
Activity
Invertebrate Ecology
Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.
Fifth Grade
Engineering and Science Inquiry
Activity
Spot the Lab Safety Problems
Worksheet
Spot the Lab Safety Problems
Fourth Grade
Engineering and Science Inquiry
Make sure your young scientists stay safe as they conduct experiments!
Worksheet
Spot the Lab Safety Problems
Worksheet
Spot the Lab Safety Problems
Make sure your young scientists stay safe as they conduct experiments!
Fourth Grade
Engineering and Science Inquiry
Worksheet
Where Did the Ladybug Get Her Spots?
Activity
Where Did the Ladybug Get Her Spots?
Second Grade
Engineering and Science Inquiry
This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.
Activity
Where Did the Ladybug Get Her Spots?
Activity
Where Did the Ladybug Get Her Spots?
This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.
Second Grade
Engineering and Science Inquiry
Activity
Ode to the Olympics: Winter Edition
Workbook
Ode to the Olympics: Winter Edition
Fifth Grade
Physical Science
This workbook teaches kids about the math and physics behind some of the coolest Winter Olympics sports! Kids solve physics problems with applied math and conduct fun physics experiments at home.
Workbook
Ode to the Olympics: Winter Edition
Workbook
Ode to the Olympics: Winter Edition
This workbook teaches kids about the math and physics behind some of the coolest Winter Olympics sports! Kids solve physics problems with applied math and conduct fun physics experiments at home.
Fifth Grade
Physical Science
Workbook
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
Hydrogen
Worksheet
Hydrogen
Fifth Grade
Physical Science
After he fills in the blanks, your student can hold on to this worksheet on hydrogen for reference when preparing for tests and quizzes on physical science.
Worksheet
Hydrogen
Worksheet
Hydrogen
After he fills in the blanks, your student can hold on to this worksheet on hydrogen for reference when preparing for tests and quizzes on physical science.
Fifth Grade
Physical Science
Worksheet
Plane Mirror Reflection Experiment
Activity
Plane Mirror Reflection Experiment
Fifth Grade
Engineering and Science Inquiry
In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!
Activity
Plane Mirror Reflection Experiment
Activity
Plane Mirror Reflection Experiment
In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!
Fifth Grade
Engineering and Science Inquiry
Activity
Potato Chip Science: How Greasy Are Your Potato Chips?
Activity
Potato Chip Science: How Greasy Are Your Potato Chips?
Fourth Grade
Engineering and Science Inquiry
How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.
Activity
Potato Chip Science: How Greasy Are Your Potato Chips?
Activity
Potato Chip Science: How Greasy Are Your Potato Chips?
How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.
Fourth Grade
Engineering and Science Inquiry
Activity
An Average Day's Walk
Activity
An Average Day's Walk
Fifth Grade
Engineering and Science Inquiry
This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.
Activity
An Average Day's Walk
Activity
An Average Day's Walk
This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.
Fifth Grade
Engineering and Science Inquiry
Activity
Does Liquid Weigh More after Freezing and Boiling?
Activity
Does Liquid Weigh More after Freezing and Boiling?
Fifth Grade
Measurement
This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.
Activity
Does Liquid Weigh More after Freezing and Boiling?
Activity
Does Liquid Weigh More after Freezing and Boiling?
This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.
Fifth Grade
Measurement
Activity
Is There a Relationship Between Tempo and Genre?
Activity
Is There a Relationship Between Tempo and Genre?
Second Grade
Engineering and Science Inquiry
Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.
Activity
Is There a Relationship Between Tempo and Genre?
Activity
Is There a Relationship Between Tempo and Genre?
Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.
Second Grade
Engineering and Science Inquiry
Activity
Fungi Biodiversity
Activity
Fungi Biodiversity
Fifth Grade
Life Science
Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.
Activity
Fungi Biodiversity
Activity
Fungi Biodiversity
Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.
Fifth Grade
Life Science
Activity
Six Degrees of Separation
Activity
Six Degrees of Separation
Fifth Grade
Engineering and Science Inquiry
Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.
Activity
Six Degrees of Separation
Activity
Six Degrees of Separation
Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.
Fifth Grade
Engineering and Science Inquiry
Activity
Potato Battery
Activity
Potato Battery
Fifth Grade
Physical Science
Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.
Activity
Potato Battery
Activity
Potato Battery
Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.
Fifth Grade
Physical Science
Activity
Musical Key
Activity
Musical Key
Fifth Grade
Engineering and Science Inquiry
Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.
Activity
Musical Key
Activity
Musical Key
Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.
Fifth Grade
Engineering and Science Inquiry
Activity
The Drawbacks of an Optical Mouse
Activity
The Drawbacks of an Optical Mouse
Fifth Grade
Engineering and Science Inquiry
Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.
Activity
The Drawbacks of an Optical Mouse
Activity
The Drawbacks of an Optical Mouse
Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.
Fifth Grade
Engineering and Science Inquiry
Activity
Probability
Activity
Probability
Fifth Grade
Engineering and Science Inquiry
Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.
Activity
Probability
Activity
Probability
Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.
Fifth Grade
Engineering and Science Inquiry
Activity
Plant Habitats: Dandelions
Activity
Plant Habitats: Dandelions
Fifth Grade
Life Science
In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.
Activity
Plant Habitats: Dandelions
Activity
Plant Habitats: Dandelions
In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.
Fifth Grade
Life Science
Activity
Guys vs. Girls: Who Has Better Reflexes?
Activity
Guys vs. Girls: Who Has Better Reflexes?
Fourth Grade
Engineering and Science Inquiry
This science fair project idea examines whether boys and girls differ in reflexes.
Activity
Guys vs. Girls: Who Has Better Reflexes?
Activity
Guys vs. Girls: Who Has Better Reflexes?
This science fair project idea examines whether boys and girls differ in reflexes.
Fourth Grade
Engineering and Science Inquiry
Activity
Soil Ecology
Activity
Soil Ecology
Fifth Grade
Engineering and Science Inquiry
Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.
Activity
Soil Ecology
Activity
Soil Ecology
Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.
Fifth Grade
Engineering and Science Inquiry
Activity
What Lives in the Air Conditioner?
Activity
What Lives in the Air Conditioner?
Third Grade
Life Science
In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.
Activity
What Lives in the Air Conditioner?
Activity
What Lives in the Air Conditioner?
In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.
Third Grade
Life Science
Activity
Attracting Beneficial Insects to Your Garden
Activity
Attracting Beneficial Insects to Your Garden
Fourth Grade
Engineering and Science Inquiry
Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!
Activity
Attracting Beneficial Insects to Your Garden
Activity
Attracting Beneficial Insects to Your Garden
Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!
Fourth Grade
Engineering and Science Inquiry
Activity
Color and Emotion Perception
Activity
Color and Emotion Perception
Fifth Grade
Engineering and Science Inquiry
This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.
Activity
Color and Emotion Perception
Activity
Color and Emotion Perception
This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.
Fifth Grade
Engineering and Science Inquiry
Activity
Do Screen and Text Color Affect Retention?
Activity
Do Screen and Text Color Affect Retention?
Fourth Grade
Engineering and Science Inquiry
This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.
Activity
Do Screen and Text Color Affect Retention?
Activity
Do Screen and Text Color Affect Retention?
This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.
Fourth Grade
Engineering and Science Inquiry
Activity
The Mohs Test: How to Compare the Hardness of Minerals
Activity
The Mohs Test: How to Compare the Hardness of Minerals
Third Grade
Engineering and Science Inquiry
This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.
Activity
The Mohs Test: How to Compare the Hardness of Minerals
Activity
The Mohs Test: How to Compare the Hardness of Minerals
This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.
Third Grade
Engineering and Science Inquiry
Activity
Where Should You Store Your Popcorn?
Activity
Where Should You Store Your Popcorn?
Third Grade
Engineering and Science Inquiry
This project investigates the affect of storage temperature on microwave popcorn.
Activity
Where Should You Store Your Popcorn?
Activity
Where Should You Store Your Popcorn?
This project investigates the affect of storage temperature on microwave popcorn.
Third Grade
Engineering and Science Inquiry
Activity
Does Singing Help Us Retain Information?
Activity
Does Singing Help Us Retain Information?
Fourth Grade
Engineering and Science Inquiry
Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.
Activity
Does Singing Help Us Retain Information?
Activity
Does Singing Help Us Retain Information?
Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.
Fourth Grade
Engineering and Science Inquiry
Activity
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