National-scale environmental issue

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First grade

Second grade

Third grade

Fourth grade

fifth grade

First Grade

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number & operations

ADDITION & SUBTRACTIOIN

Single-Digit Numbers

problem 23: How much water do I use?

Second Grade

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NUMBER & OPERATIONS

ADDITION & SUBTRACTIOIN

2-Digit Numbers

problem 7: Who has the cleanest car?

problem 22: Apple vs. Hamburger: Which takes more water to produce?

problem 24: How can I save water?

<,>&= SYMBOLS

problem 7: Who has the cleanest car?

problem 43: Do we use lots of energy?

multiplication & division

problem 23: How much water do I use?

data analysis

bar graphs

1-Digit Numbers

problem 12: What makes harmful gas? 

2-Digit Numbers

problem 7: Who has the cleanest car?

problem 43: Do we use lots of energy?

Circle graphs

problem 42: Our nation’s energy sources (number comparison)

Third Grade

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Number & operations

ADDITION & SUBTRACTIOIN

2-Digit Numbers

problem 7: Who has the cleanest car?

problem 22: Apple vs. Hamburger: Which takes more water to produce?

problem 24: How can I save water?

3-Digit Numbers

problem 14: How big is our harmful gas? (using bar graphs)

problem 18: How is our water used?

problem 22: Apple vs. Hamburger: Which takes more water to produce?

problem 46: What state produces the most coal?

problem 53: Wind race U.S. vs. China

NUMBER COMPARISON

problem 18: How is our water used?

problem 43: Do we use lots of energy?

problem 44: 10 states with largest energy users

problem 46: What state produces the most coal?

problem 53: Wind race U.S. vs. China

ROUNDING

problem 46: What state produces the most coal?

Ordinal numbers

problem 14: How big is our harmful gas? (using bar graphs)

place value

problem 21: How long is our Ohio River?

problem 46: What state produces the most coal?

expanded notation

problem 44: 10 states with largest energy users

MULTIPLICATION & DIVISION

problem 7: Who has the cleanest car? (half & double)

problem 22: Apple vs. hamburger – which takes more water to produce? 

problem 23: How much water do I use? (1 digit x 1 digit)

problem 23: How much water do I use? (2 digits x 1 digit)

PROBABILITY AND STATISTICS

MEAN, Median, MODE &  range

problem 43: Do we use lots of energy?

data analysis

BAR GRAPHs

1-Digit Numbers

problem 12: What makes harmful gas? 

2-Digit Numbers

problem 7: Who has the cleanest car?

problem 43: Do we use lots of energy?

3-digit numbers

problem 14: How big is our harmful gas? (using ordinal numbers)

problem 14: How big is our harmful gas? (using addition & subtraction)

problem 44: 10 states with the highest energy users

 Circle graphs

problem 30: What makes our trash?

problem 42: Our nation’s energy sources (number comparison)

problem 42: Our nation’s energy sources (converting percents to fractions)

problem 49: Solar energy in our country

FOURTH GRADE

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number & operations

ADDITION & SUBTRACTIOIN

3-Digit Numbers

problem 14: How big is our harmful gas? (using bar graphs)

problem 18: How is our water used?

problem 22: Apple vs. Hamburger: Which takes more water to produce?

problem 53: Wind race U.S. vs. China

4-Digit Numbers

problem 1: Our path to cleaner air 

problem 41: The history of our energy

6-Digit Numbers

problem 46: What state produces the most coal?

Decimal numbers

problem 48: Our electricity price–high or low?

problem 49: Solar energy in our country

Number Comparison

problem 18: How is our water used?

problem 43: Do we use lots of energy?

problem 46: What state produces the most coal?

problem 53: Wind race U.S. vs. China

Decimal numbers

problem 48: Our electricity price–high or low?

Ordinal numbers

problem 14: How big is our harmful gas? (using bar graphs)

ROUNDING

problem 44: 10 states with the highest energy users

problem 46: What state produces the most coal?

Decimal numbers

problem 49: Solar energy in our country

 PLACE VALUE

problem 44: 10 states with the highest energy users

problem 46: What state produces the most coal?

<,>&= SYMBOLS

problem 48: Our electricity price–high or low?

PERCENTAGEs, FRACTIONs & DECIMALs

problem 38: How much bottles is recycled? (converting percentages to fractions & decimals)

MULTIPLICATION & DIVISION

problem 7: Who has the cleanest car? (half & double)

problem 7: Who has the cleanest car?

problem 22: Apple vs. hamburger – which takes more water to produce?  (2 digits x 1 digit)

problem 23: How much water do I use? (2 digits x 1 digit)

Multiples of 10

problem 55: How much energy & money do new light bulbs save?

PROBABILITY AND STATISTICS

MEAN, Median, MODE &  range

problem 19: Do you think we use lots of water?

problem 43: Do we use lots of energy?

data analysis

LINE GRAPHs

Numbers up to 250

problem 27 : How much trash does our country produce?

BAR GRAPHs

problem 7: Who has the cleanest car?

problem 12: What makes harmful gas? 

problem 14: How big is our harmful gas? (using ordinal numbers)

problem 14: How big is our harmful gas? (using addition & subtraction)

problem 18: How is our water used?

problem 19: Do you think we use lots of water?

problem 35: why is it better to recycle aluminum cans?

problem 38: How much bottles is recycled? 

problem 43: Do we use lots of energy?

problem 44: 10 states with the highest energy users

problem 46: What state produces the most coal?

Double bar graphs

problem 24: How can I save water?

Circle graphs

problem 18: How is our water used?

problem 30: What makes our trash?

 problem 42: Our nation’s energy sources (converting percents to fractions)

problem 42: Our nation’s energy sources (applying percents)

problem 49: Solar energy in our country

Fifth Grade

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number & operations

ADDITION & SUBTRACTIOIN

 3-Digit Numbers

problem 22: Apple vs. Hamburger: Which takes more water to produce?

problem 53: Wind race U.S. vs. China

4-Digit Numbers

problem 1: Our path to cleaner air 

problem 41: The history of our energy

Decimal Numbers

problem 49: Solar energy in our country

problem 48: Our electricity price–high or low?

NUMBER COMPARISON

problem 46: What state produces the most coal? 

problem 53: Wind race U.S. vs. China

Decimal number

problem 48: Our electricity price–high or low?

ROUNDING

problem 44: 10 states with the highest energy users

Decimal numbers

problem 49: Solar energy in our country

 PLACE VALUE

problem 44: 10 states with the highest energy users

problem 46: What state produces the most coal?

Symbols

problem 48: Our electricity price–high or low?

PERCENTAGEs, FRACTIONs & DECIMALs

problem 30: What makes our trash? (converting percentages to fractions & decimals)

problem 38: How much bottles is recycled? (converting percentages to fractions & decimals)

MULTIPLICATION & DIVISION

problem 7: Who has the cleanest car?

problem 22: Apple vs. hamburger – which takes more water to produce?  (2 digits x 1 digit)

problem 23: How much water do I use? (2 digits x 1 digit)

Multiples of 10

problem 55: How much energy & money do new light bulbs save?

PROBABILITY AND STATISTICS

MEAN, Median, MODE &  range

problem 19: Do you think we use lots of water?

data analysis

LINE GRAPHs

Numbers up to 250

problem 27 : How much trash does our country produce?

BAR GRAPHs

2-Digit Numbers

problem 7: Who has the cleanest car?

problem 35: why is it better to recycle aluminum cans?

problem 38: How much bottles is recycled? 

3-Digit Numbers

problem 18: How is our water used?

problem 44: 10 states with the highest energy users

problem 46: What state produces the most coal?

4-Digit Numbers

problem 19: Do you think we use lots of water?

Double bar graphs

problem 24: How can I save water?

Circle GRAPHs

problem 18: How is our water used?

problem 30: What makes our trash?

problem 42: Our nation’s energy sources (applying percents)

problem 49: Solar energy in our country