Grade 7 Worksheet
Ashfold County's Private Well Screening: Probability Worksheet
A grade 7 worksheet where students turn a fictional county's 400 private well test results into probabilities, predictions, and a percent change after filters.
Water Math · Grade 7
Students practice grade-level mathematics on real utility quantities such as flow rates, tank volumes, and water bills, using the same formulas that appear on operator licensing exams.
77 materials written for this grade · refine by type, topic, or standard in the catalog
Grade 7 Lesson plan
Chancery Flats Detention Basin: A Grade 7 Inequality Lesson
A 50-minute grade 7 math lesson where students write and solve inequalities for how long a fictional town's stormwater basin can fill before it overflows.
Grade 7 Project
Cutting Nitrogen at Crannock Farm: A Grade 7 Watershed Project
A five-session grade 7 math project where teams price farm practices, compute percent reductions, and pitch a nitrogen plan to a fictional watershed board.
Grade 7 Lesson plan
Drumlin Fields Farm's Soil Moisture Ledger: A Grade 7 Lesson
A 50-minute grade 7 math lesson where students add and subtract signed decimals to track a fictional farm's stored soil water through a dry irrigation week.
Grade 7 Math problem set
Greystile's Three New Wells: A Grade 7 Drawdown Problem Set
A grade 7 problem set where students find drawdown and specific capacity for a fictional town's three wells, then size the pumping day around a demand figure.
Grade 7 Worksheet
Moorhen Bend's Five Rain Gauges: A Grade 7 Intensity Worksheet
A grade 7 worksheet where students divide fractions of an inch by fractions of an hour to compare rainfall rates at a fictional town's five rain gauges.
Grade 7 Worksheet
Pethwick's Corrosion Control Results: A Grade 7 Percent Worksheet
A grade 7 worksheet where students compute percent decrease, percent of a budget, and a cost per account from a fictional water district's lead tap results.
Grade 7 Lesson plan
Quarrymere's Treatment Wetland Plan: A Grade 7 Scale Lesson
A 55-minute grade 7 math lesson where students read actual lengths and areas from a fictional village's wetland site plan, then redraw one cell at a new scale.
Grade 7 Worksheet
Stonefall Dam's Powerhouse Records: A Proportionality Worksheet
A grade 7 worksheet where students test two tables from a fictional dam for proportionality, find the constant, and write an equation for the powerhouse.
Grade 7 Lesson plan
Tollbury's Beach Closure Record: A Grade 7 Sampling Lesson
A 50-minute grade 7 math lesson where students estimate a summer's beach closure rate from five random samples of a fictional lake's 60-day record.
Grade 7 Lesson plan
Brambleway Digester Biogas: A Grade 7 Proportionality Lesson
A 50-minute grade 7 math lesson where students test a fictional digester's biogas records for proportionality, find the constant, and write the equation.
Grade 7 Math problem set
Caldervale's Hydrant Flow Test: A Grade 7 Rate Set
A grade 7 problem set where students find flow rates from fractional fill times during a fictional town's hydrant test and compare them with a target.
Grade 7 Math problem set
Hallowfell Basin Snowpack: A Percent-of-Average Problem Set
A grade 7 problem set where students turn April snow measurements from a fictional basin into percents of average and predict the summer water supply.
Grade 7 Worksheet
Harrowden's Water Meter Bench Tests: Percent Error
A grade 7 worksheet where students compute percent error for five meters tested at a fictional town's bench and decide which ones must be replaced.
Grade 7 Lesson plan
Hollenbeck Brook's Stream Gauge: A Grade 7 Conversion Lesson
A 50-minute grade 7 math lesson where students convert a fictional brook's gauge readings between cubic feet per second, gallons per minute, and MGD.
Grade 7 Lesson plan
Ketterwick's Standpipe Loan: A Grade 7 Simple Interest Lesson
A 50-minute grade 7 math lesson where students compute simple interest on a fictional town's loan for a new standpipe and share the cost per household.
Grade 7 Project
Marchbank Township's Private Well Survey Project
A four-session grade 7 project where students judge a sampling plan, estimate from a fictional township's 30 well tests, and report to its board.
Grade 7 Lesson plan
Ravensden's Operator Pay Ladder: A Grade 7 Percent Lesson
A 45-minute grade 7 math lesson where students work out percent raises across a fictional water district's operator certification levels and yearly pay.
Grade 7 Worksheet
Skelder Reservoir's Depth Profile: A Scale Drawing Worksheet
A grade 7 worksheet where students read a fictional reservoir cross-section drawn with one scale across and a different scale down, then rescale one measurement.
Grade 7 Worksheet
Wrensfield's Chlorine Residual: A Grade 7 Rate Worksheet
A grade 7 worksheet where students find the loss of chlorine per mile along a fictional town's water main and compute percent decrease and predictions.
Grade 7 Worksheet
Aldermoor Plant Turbidity: A Grade 7 Percent-Removal Worksheet
A grade 7 worksheet where students apply the removal-efficiency formula to a fictional plant's turbidity readings, then check finished water against the NTU limit.
Grade 7 Math problem set
Ardsley Desalination Energy Use: A Grade 7 Proportional Reasoning Set
A grade 7 problem set on desalination's energy cost: students use per-1,000-gallon kWh rates to compare seawater and conventional treatment and find unit rates.
Grade 7 Worksheet
Ashen Hollow Aquifer Recharge: A Grade 7 Proportional Worksheet
A grade 7 worksheet where students test a fictional town's recharge data for proportionality, find the constant of proportionality, and write and use an equation.
Grade 7 Classroom activity
Sampling Bittern Slough: A Grade 7 Random-Sample Activity
A grade 7 activity where groups draw repeated random chips from a hidden population to estimate a fictional river's contamination and see how sampling varies.