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Showing Results for least common multiples

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Food Contamination
Food Contamination
Activity
Food Contamination large image
Food Contamination
Measurement
Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.
Activity
Food Contamination
Food Contamination
Activity
Food Contamination
Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.
Measurement
Activity
Foam It! Cause a Chemical Reaction
Foam It! Cause a Chemical Reaction
Activity
Foam It! Cause a Chemical Reaction large image
Foam It! Cause a Chemical Reaction
Fifth Grade
Measurement
This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!
Activity
Foam It! Cause a Chemical Reaction
Foam It! Cause a Chemical Reaction
Activity
Foam It! Cause a Chemical Reaction
This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!
Fifth Grade
Measurement
Activity
It's Freezing! Practice Finding Mode
It's Freezing! Practice Finding Mode
Worksheet
It's Freezing! Practice Finding Mode large image
It's Freezing! Practice Finding Mode
Fifth Grade
Measurement
This colorful worksheet will get your fifth grader practicing with mode: the number in a set of data that occurs most often.
Worksheet
It's Freezing! Practice Finding Mode
It's Freezing! Practice Finding Mode
Worksheet
It's Freezing! Practice Finding Mode
This colorful worksheet will get your fifth grader practicing with mode: the number in a set of data that occurs most often.
Fifth Grade
Measurement
Worksheet
Is It Better To Refrigerate Or Freeze To Prevent Bacteria On Foods?
Is It Better To Refrigerate Or Freeze To Prevent Bacteria On Foods?
Activity
Is It Better To Refrigerate Or Freeze To Prevent Bacteria On Foods? large image
Is It Better To Refrigerate Or Freeze To Prevent Bacteria On Foods?
Measurement
Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.
Activity
Is It Better To Refrigerate Or Freeze To Prevent Bacteria On Foods?
Is It Better To Refrigerate Or Freeze To Prevent Bacteria On Foods?
Activity
Is It Better To Refrigerate Or Freeze To Prevent Bacteria On Foods?
Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.
Measurement
Activity
Make Your Own Marshmallows
Make Your Own Marshmallows
Activity
Make Your Own Marshmallows large image
Make Your Own Marshmallows
Third Grade
Measurement
Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!
Activity
Make Your Own Marshmallows
Make Your Own Marshmallows
Activity
Make Your Own Marshmallows
Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!
Third Grade
Measurement
Activity
Foggy Fun
Foggy Fun
Activity
Foggy Fun large image
Foggy Fun
Measurement
Science fair project that creates fog using bottles of hot and cold water.
Activity
Foggy Fun
Foggy Fun
Activity
Foggy Fun
Science fair project that creates fog using bottles of hot and cold water.
Measurement
Activity
Poolside Science
Poolside Science
Activity
Poolside Science large image
Poolside Science
Pre-K
Measurement
A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!
Activity
Poolside Science
Poolside Science
Activity
Poolside Science
A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!
Pre-K
Measurement
Activity
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
Counting Air Particulate Matter
Counting Air Particulate Matter
Activity
Counting Air Particulate Matter large image
Counting Air Particulate Matter
Measurement
Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.
Activity
Counting Air Particulate Matter
Counting Air Particulate Matter
Activity
Counting Air Particulate Matter
Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.
Measurement
Activity
Forcing Plant Bulbs
Forcing Plant Bulbs
Activity
Forcing Plant Bulbs large image
Forcing Plant Bulbs
Measurement
Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.
Activity
Forcing Plant Bulbs
Forcing Plant Bulbs
Activity
Forcing Plant Bulbs
Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.
Measurement
Activity
What is the Ideal Temperature Setting for Refrigerators?
What is the Ideal Temperature Setting for Refrigerators?
Activity
What is the Ideal Temperature Setting for Refrigerators? large image
What is the Ideal Temperature Setting for Refrigerators?
Measurement
Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.
Activity
What is the Ideal Temperature Setting for Refrigerators?
What is the Ideal Temperature Setting for Refrigerators?
Activity
What is the Ideal Temperature Setting for Refrigerators?
Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.
Measurement
Activity
Germination: "The Birth of a Plant"
Activity
Germination: "The Birth of a Plant"
Measurement
Activity
Germination: "The Birth of a Plant"
Activity
Germination: "The Birth of a Plant"
Measurement
Activity
Does Liquid Weigh More after Freezing and Boiling?
Does Liquid Weigh More after Freezing and Boiling?
Activity
Does Liquid Weigh More after Freezing and Boiling? large image
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?
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
Milk Experiment
Milk Experiment
Activity
Milk Experiment large image
Milk Experiment
Measurement
Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.
Activity
Milk Experiment
Milk Experiment
Activity
Milk Experiment
Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.
Measurement
Activity
Air Pollution
Air Pollution
Activity
Air Pollution large image
Air Pollution
Measurement
Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.
Activity
Air Pollution
Air Pollution
Activity
Air Pollution
Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.
Measurement
Activity
Good and Bad Lipids
Good and Bad Lipids
Activity
Good and Bad Lipids large image
Good and Bad Lipids
Measurement
This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).
Activity
Good and Bad Lipids
Good and Bad Lipids
Activity
Good and Bad Lipids
This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).
Measurement
Activity
Don't Have a Meltdown!
Don't Have a Meltdown!
Activity
Don't Have a Meltdown! large image
Don't Have a Meltdown!
Measurement
This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.
Activity
Don't Have a Meltdown!
Don't Have a Meltdown!
Activity
Don't Have a Meltdown!
This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.
Measurement
Activity
How to Keep Your Light Sticks Lit Up Longer
How to Keep Your Light Sticks Lit Up Longer
Activity
How to Keep Your Light Sticks Lit Up Longer large image
How to Keep Your Light Sticks Lit Up Longer
Measurement
Examine the connection between temperature and chemiluminescence.
Activity
How to Keep Your Light Sticks Lit Up Longer
How to Keep Your Light Sticks Lit Up Longer
Activity
How to Keep Your Light Sticks Lit Up Longer
Examine the connection between temperature and chemiluminescence.
Measurement
Activity
Why Doesn't the Ocean Freeze?
Why Doesn't the Ocean Freeze?
Activity
Why Doesn't the Ocean Freeze? large image
Why Doesn't the Ocean Freeze?
Second Grade
Measurement
Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.
Activity
Why Doesn't the Ocean Freeze?
Why Doesn't the Ocean Freeze?
Activity
Why Doesn't the Ocean Freeze?
Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.
Second Grade
Measurement
Activity
How Does Temperature Affect the Stretch of Rubber Bands?
How Does Temperature Affect the Stretch of Rubber Bands?
Activity
How Does Temperature Affect the Stretch of Rubber Bands? large image
How Does Temperature Affect the Stretch of Rubber Bands?
Measurement
This project explores what happens to a rubber band when it is heated and cooled.
Activity
How Does Temperature Affect the Stretch of Rubber Bands?
How Does Temperature Affect the Stretch of Rubber Bands?
Activity
How Does Temperature Affect the Stretch of Rubber Bands?
This project explores what happens to a rubber band when it is heated and cooled.
Measurement
Activity
Blimey! It's Slimey!
Activity
Blimey! It's Slimey!
Measurement
Science fair project that cultivates slime mold and monitors the stages of its development.
Activity
Blimey! It's Slimey!
Activity
Blimey! It's Slimey!
Science fair project that cultivates slime mold and monitors the stages of its development.
Measurement
Activity
Green Toe
Green Toe
Activity
Green Toe large image
Green Toe
Measurement
Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks
Activity
Green Toe
Green Toe
Activity
Green Toe
Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks
Measurement
Activity
Homemade Barometer
Homemade Barometer
Activity
Homemade Barometer large image
Homemade Barometer
Third Grade
Measurement
This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.
Activity
Homemade Barometer
Homemade Barometer
Activity
Homemade Barometer
This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.
Third Grade
Measurement
Activity
Blueberry Cheesecake
Blueberry Cheesecake
Activity
Blueberry Cheesecake large image
Blueberry Cheesecake
Fifth Grade
Measurement
Use this great no-bake recipe to save energy and keep cool.
Activity
Blueberry Cheesecake
Blueberry Cheesecake
Activity
Blueberry Cheesecake
Use this great no-bake recipe to save energy and keep cool.
Fifth Grade
Measurement
Activity
Tree Texture
Tree Texture
Activity
Tree Texture large image
Tree Texture
Kindergarten
Measurement
Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations
Activity
Tree Texture
Tree Texture
Activity
Tree Texture
Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations
Kindergarten
Measurement
Activity
How Do Weather Conditions Affect How Fast a Puddle Evaporates?
How Do Weather Conditions Affect How Fast a Puddle Evaporates?
Activity
How Do Weather Conditions Affect How Fast a Puddle Evaporates? large image
How Do Weather Conditions Affect How Fast a Puddle Evaporates?
First Grade
Measurement
In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.
Activity
How Do Weather Conditions Affect How Fast a Puddle Evaporates?
How Do Weather Conditions Affect How Fast a Puddle Evaporates?
Activity
How Do Weather Conditions Affect How Fast a Puddle Evaporates?
In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.
First Grade
Measurement
Activity
Life Under Water: Meeting basic needs
Life Under Water: Meeting basic needs
Activity
Life Under Water: Meeting basic needs large image
Life Under Water: Meeting basic needs
Measurement
This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.
Activity
Life Under Water: Meeting basic needs
Life Under Water: Meeting basic needs
Activity
Life Under Water: Meeting basic needs
This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.
Measurement
Activity
Calorimetry: Bomb Calorimeter Experiment
Calorimetry: Bomb Calorimeter Experiment
Activity
Calorimetry: Bomb Calorimeter Experiment large image
Calorimetry: Bomb Calorimeter Experiment
Measurement
Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!
Activity
Calorimetry: Bomb Calorimeter Experiment
Calorimetry: Bomb Calorimeter Experiment
Activity
Calorimetry: Bomb Calorimeter Experiment
Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!
Measurement
Activity
Absolute Value
Absolute Value
Lesson Plan
Absolute Value large image
Absolute Value
Sixth Grade
Measurement
In this lesson, students explore absolute value with and without a number line, compare the absolute values of two numbers, and apply their understanding of absolute value to real-world contexts.
Lesson Plan
Absolute Value
Absolute Value
Lesson Plan
Absolute Value
In this lesson, students explore absolute value with and without a number line, compare the absolute values of two numbers, and apply their understanding of absolute value to real-world contexts.
Sixth Grade
Measurement
Lesson Plan
Making Candles from Old Candles
Making Candles from Old Candles
Activity
Making Candles from Old Candles large image
Making Candles from Old Candles
First Grade
Measurement
Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!
Activity
Making Candles from Old Candles
Making Candles from Old Candles
Activity
Making Candles from Old Candles
Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!
First Grade
Measurement
Activity
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