SKIP TO CONTENT

Showing Results for adding subtracting

View all resourcesScienceEngineering and Science Inquiry
36 results
Search for: adding, subtracting
✕
Science
✕
Kindergarten - 3rd Grade
✕
Clear all
36 results
Subtopics:

Showing Results for adding subtracting

36 results
Search for: adding, subtracting
✕
Science
✕
Kindergarten - 3rd Grade
✕
Clear all
36 results
Does Adding Salt to Pasta make it Cook Faster?
Does Adding Salt to Pasta make it Cook Faster?
Activity
Does Adding Salt to Pasta make it Cook Faster? large image
Does Adding Salt to Pasta make it Cook Faster?
Third Grade
Engineering and Science Inquiry
Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.
Activity
Does Adding Salt to Pasta make it Cook Faster?
Does Adding Salt to Pasta make it Cook Faster?
Activity
Does Adding Salt to Pasta make it Cook Faster?
Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.
Third Grade
Engineering and Science Inquiry
Activity
Does Gelatin Slow Down the Melting of Freezer Pops?
Does Gelatin Slow Down the Melting of Freezer Pops?
Activity
Does Gelatin Slow Down the Melting of Freezer Pops? large image
Does Gelatin Slow Down the Melting of Freezer Pops?
Third Grade
Engineering and Science Inquiry
This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.
Activity
Does Gelatin Slow Down the Melting of Freezer Pops?
Does Gelatin Slow Down the Melting of Freezer Pops?
Activity
Does Gelatin Slow Down the Melting of Freezer Pops?
This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.
Third Grade
Engineering and Science Inquiry
Activity
Factors Affecting Solubility
Activity
Factors Affecting Solubility
Third Grade
Engineering and Science Inquiry
Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.
Activity
Factors Affecting Solubility
Activity
Factors Affecting Solubility
Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.
Third Grade
Engineering and Science Inquiry
Activity
Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold?
Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold?
Activity
Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold? large image
Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold?
Third Grade
Engineering and Science Inquiry
Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.
Activity
Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold?
Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold?
Activity
Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold?
Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.
Third Grade
Engineering and Science Inquiry
Activity
Floating Balloons
Floating Balloons
Activity
Floating Balloons large image
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
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
Water and Mosses
Water and Mosses
Activity
Water and Mosses large image
Water and Mosses
Second Grade
Engineering and Science Inquiry
This science fair project will help students learn about non-vascular plants, such as mosses.
Activity
Water and Mosses
Water and Mosses
Activity
Water and Mosses
This science fair project will help students learn about non-vascular plants, such as mosses.
Second Grade
Engineering and Science Inquiry
Activity
Why Do Plants Wilt?
Why Do Plants Wilt?
Activity
Why Do Plants Wilt? large image
Why Do Plants Wilt?
Kindergarten
Measurement
Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.
Activity
Why Do Plants Wilt?
Why Do Plants Wilt?
Activity
Why Do Plants Wilt?
Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.
Kindergarten
Measurement
Activity
Make a Sensory Cloud
Make a Sensory Cloud
Activity
Make a Sensory Cloud large image
Make a Sensory Cloud
Kindergarten
Life Science
Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!
Activity
Make a Sensory Cloud
Make a Sensory Cloud
Activity
Make a Sensory Cloud
Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!
Kindergarten
Life Science
Activity
DIY Compost: Aerobic and Anaerobic Decomposition
DIY Compost: Aerobic and Anaerobic Decomposition
Activity
DIY Compost: Aerobic and Anaerobic Decomposition large image
DIY Compost: Aerobic and Anaerobic Decomposition
Third Grade
Engineering and Science Inquiry
What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.
Activity
DIY Compost: Aerobic and Anaerobic Decomposition
DIY Compost: Aerobic and Anaerobic Decomposition
Activity
DIY Compost: Aerobic and Anaerobic Decomposition
What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.
Third Grade
Engineering and Science Inquiry
Activity
Dew Point, Humidity and Weather
Dew Point, Humidity and Weather
Activity
Dew Point, Humidity and Weather large image
Dew Point, Humidity and Weather
Second Grade
Engineering and Science Inquiry
Science fair project that examines condensation and the conditions needed in order for dew to form.
Activity
Dew Point, Humidity and Weather
Dew Point, Humidity and Weather
Activity
Dew Point, Humidity and Weather
Science fair project that examines condensation and the conditions needed in order for dew to form.
Second Grade
Engineering and Science Inquiry
Activity
Floating Paper Clip
Activity
Floating Paper Clip
Second Grade
Engineering and Science Inquiry
In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.
Activity
Floating Paper Clip
Activity
Floating Paper Clip
In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.
Second Grade
Engineering and Science Inquiry
Activity
Soil Amendments and Growing Beans
Soil Amendments and Growing Beans
Activity
Soil Amendments and Growing Beans large image
Soil Amendments and Growing Beans
Second Grade
Engineering and Science Inquiry
Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!
Activity
Soil Amendments and Growing Beans
Soil Amendments and Growing Beans
Activity
Soil Amendments and Growing Beans
Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!
Second Grade
Engineering and Science Inquiry
Activity
Keep the Boat Afloat
Keep the Boat Afloat
Activity
Keep the Boat Afloat large image
Keep the Boat Afloat
Third Grade
Engineering and Science Inquiry
This science fair project idea examines the reason boats are shaped and engineered.
Activity
Keep the Boat Afloat
Keep the Boat Afloat
Activity
Keep the Boat Afloat
This science fair project idea examines the reason boats are shaped and engineered.
Third 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
Transpiration Experiment
Transpiration Experiment
Activity
Transpiration Experiment large image
Transpiration Experiment
Third Grade
Engineering and Science Inquiry
In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.
Activity
Transpiration Experiment
Transpiration Experiment
Activity
Transpiration Experiment
In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.
Third Grade
Engineering and Science Inquiry
Activity
How to Make Peanut Butter
How to Make Peanut Butter
Activity
How to Make Peanut Butter large image
How to Make Peanut Butter
First Grade
Engineering and Science Inquiry
Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!
Activity
How to Make Peanut Butter
How to Make Peanut Butter
Activity
How to Make Peanut Butter
Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!
First Grade
Engineering and Science Inquiry
Activity
Hydrogen Peroxide and Yeast
Activity
Hydrogen Peroxide and Yeast
Third Grade
Engineering and Science Inquiry
Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.
Activity
Hydrogen Peroxide and Yeast
Activity
Hydrogen Peroxide and Yeast
Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.
Third Grade
Engineering and Science Inquiry
Activity
Water Salinity
Water Salinity
Activity
Water Salinity large image
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
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
How do Plants Absorb Water?
How do Plants Absorb Water?
Activity
How do Plants Absorb Water? large image
How do Plants Absorb Water?
Second Grade
Engineering and Science Inquiry
Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!
Activity
How do Plants Absorb Water?
How do Plants Absorb Water?
Activity
How do Plants Absorb Water?
Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!
Second Grade
Engineering and Science Inquiry
Activity
Reaction Time
Reaction Time
Activity
Reaction Time large image
Reaction Time
Third Grade
Engineering and Science Inquiry
This science fair project idea investigates the difference in reaction times between boys and girls.
Activity
Reaction Time
Reaction Time
Activity
Reaction Time
This science fair project idea investigates the difference in reaction times between boys and girls.
Third Grade
Engineering and Science Inquiry
Activity
Pineapple Enzyme
Pineapple Enzyme
Activity
Pineapple Enzyme large image
Pineapple Enzyme
Third Grade
Engineering and Science Inquiry
Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.
Activity
Pineapple Enzyme
Pineapple Enzyme
Activity
Pineapple Enzyme
Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.
Third Grade
Engineering and Science Inquiry
Activity
Ivory Soap Experiment
Ivory Soap Experiment
Activity
Ivory Soap Experiment large image
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
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
Don't Rock the Boat
Don't Rock the Boat
Activity
Don't Rock the Boat large image
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
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
How to Clean a Fish Tank
How to Clean a Fish Tank
Activity
How to Clean a Fish Tank large image
How to Clean a Fish Tank
Kindergarten
Engineering and Science Inquiry
Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.
Activity
How to Clean a Fish Tank
How to Clean a Fish Tank
Activity
How to Clean a Fish Tank
Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.
Kindergarten
Engineering and Science Inquiry
Activity
Design Challenge: Make a Rube Goldberg Machine
Design Challenge: Make a Rube Goldberg Machine
Activity
Design Challenge: Make a Rube Goldberg Machine large image
Design Challenge: Make a Rube Goldberg Machine
Third Grade
Engineering and Science Inquiry
In this hands-on design challenge your child will make their very own Rube Goldberg Machine.
Activity
Design Challenge: Make a Rube Goldberg Machine
Design Challenge: Make a Rube Goldberg Machine
Activity
Design Challenge: Make a Rube Goldberg Machine
In this hands-on design challenge your child will make their very own Rube Goldberg Machine.
Third Grade
Engineering and Science Inquiry
Activity
Can You Keep a Secret?
Activity
Can You Keep a Secret?
Kindergarten
Engineering and Science Inquiry
Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.
Activity
Can You Keep a Secret?
Activity
Can You Keep a Secret?
Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.
Kindergarten
Engineering and Science Inquiry
Activity
Cold Desert Plants
Cold Desert Plants
Activity
Cold Desert Plants large image
Cold Desert Plants
Third Grade
Engineering and Science Inquiry
Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.
Activity
Cold Desert Plants
Cold Desert Plants
Activity
Cold Desert Plants
Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.
Third Grade
Engineering and Science Inquiry
Activity
Water Soluble Science
Water Soluble Science
Lesson Plan
Water Soluble Science large image
Water Soluble Science
First Grade
Physical Science
Your students will enjoy this hands on lesson where they make simple solutions and mixtures. They will have an opportunity to predict and observe solids that dissolve in water.
Lesson Plan
Water Soluble Science
Water Soluble Science
Lesson Plan
Water Soluble Science
Your students will enjoy this hands on lesson where they make simple solutions and mixtures. They will have an opportunity to predict and observe solids that dissolve in water.
First Grade
Physical Science
Lesson Plan
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One? large image
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Second Grade
Engineering and Science Inquiry
In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Magnet Experiment: Are Two Magnets Twice as Strong as One?
Activity
Magnet Experiment: Are Two Magnets Twice as Strong as One?
In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.
Second Grade
Engineering and Science Inquiry
Activity
Little Pig Algorithm
Little Pig Algorithm
Lesson Plan
Little Pig Algorithm large image
Little Pig Algorithm
Kindergarten
Engineering and Science Inquiry
Introduce students to the term algorithm using the familiar story of The Three Little Pigs. In this lesson, students will develop an algorithm, or a step-by-step sequence of instructions, for building a house made out of bricks.
Lesson Plan
Little Pig Algorithm
Little Pig Algorithm
Lesson Plan
Little Pig Algorithm
Introduce students to the term algorithm using the familiar story of The Three Little Pigs. In this lesson, students will develop an algorithm, or a step-by-step sequence of instructions, for building a house made out of bricks.
Kindergarten
Engineering and Science Inquiry
Lesson Plan
12