Grade 7 Math problem set
Marisco Canal Flow: A Grade 7 Proportional Reasoning Set
A grade 7 problem set where students use flow equals area times velocity on a fictional canal to explore proportional relationships and one flow-rate conversion.
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 Worksheet
Marlstone Pressure Zone: A Grade 7 Scale-Drawing Worksheet
A grade 7 worksheet where students read a scaled map of a fictional water system's pressure zone to find real pipe lengths and area, then redraw it at a new scale.
Grade 7 Math problem set
Pelham Reach Farm Nitrogen: A Grade 7 Percent Problem Set
A grade 7 problem set tracking nitrogen on a fictional farm as both a crop resource and a runoff pollutant, using multistep percent of a changing base.
Grade 7 Lesson plan
Replacing Quillfield's Water Mains: A Grade 7 Inequality Lesson
A 50-minute grade 7 lesson where students write and solve an equation and an inequality to find how many miles of water main a fictional town can replace on its budget.
Grade 7 Worksheet
Redmoss Basin Rain and Runoff: A Proportionality Worksheet
Grade 7 students test a gauge table for proportionality, name the constant, write the runoff equation, and solve a flood-threshold inequality for a fictional basin.
Grade 7 Lesson plan
Rivergate Utility's Retiring Operators: A Grade 7 Percent Lesson
A 50-minute grade 7 lesson using real workforce data and a fictional utility to practice percents of a workforce while surveying water-career education paths.
Grade 7 Math problem set
Rookery Point Desalination: An Energy Proportionality Set
A grade 7 problem set at the fictional Rookery Point desalination pilot, where students test a table for proportionality, find the constant, and write an equation.
Grade 7 Math problem set
Saltcedar Reverse Osmosis: A Grade 7 Recovery-Percent Set
A grade 7 set where students find recovery and salt-removal percents, percent increase, and energy cost for a fictional reverse-osmosis plant using decimal chains.
Grade 7 Quiz & test questions
Selwyn Household Water Use: A Grade 7 Rates and Percent Quiz
A grade 7 quiz on the fictional Selwyn household, mixing multiple-choice, computation, and a probability item across percent and unit-rate reasoning on daily water use.
Grade 7 Classroom activity
Setting Tidemill's Water Rate: A Grade 7 Budget Station Activity
Four rotating stations have each group act as a water district board, computing the percent increase, the revenue it raises, and the burden on a household.
Grade 7 Lesson plan
Sediment Limits at Silverthorn Creek: A Grade 7 Percent Lesson
A 50-minute lesson in which students chain two percent reductions on a construction site's sediment load, then write an inequality against a permit limit.
Grade 7 Quiz & test questions
Sunmere Drought Water Budget: A Grade 7 Desalination Quiz
A 30-minute grade 7 quiz where students use signed numbers and percents on a fictional coastal district's reservoir, conservation, and desalination plan.
Grade 7 Math problem set
Tanager Flats PFAS Filters: A Complex-Fraction Rate Set
A grade 7 problem set on the fictional town of Tanager Flats, where students find gallons-per-hour rates from complex fractions to compare PFAS filter models.
Grade 7 Worksheet
Thornapple Aquifer Levels: A Grade 7 Signed-Number Worksheet
A grade 7 worksheet where students add and subtract positive and negative monthly changes to track a fictional aquifer's water level across a season.
Grade 7 Worksheet
Verdin Brook Dissolved Oxygen: A Signed-Number Worksheet
A grade 7 signed-number worksheet on the fictional Verdin Brook, where students add and average positive and negative changes in dissolved oxygen downstream.
Grade 7 Lesson plan
Wexbury Lead Tap Tests: A Grade 7 Probability Lesson
A 45-minute grade 7 lesson where students turn a fictional town's lead-test results into a probability between 0 and 1 and read what that risk means.
Grade 7 Math problem set
Brackenmoor Retention Basin: A Budget and Percent Problem Set
Eight problems where students apply a bulk discount, sales tax, and an installation fee to a stormwater basin materials budget and check it against a total.
Grade 7 Classroom activity
Contamination Odds: A Grade 7 Water-Sample Probability Game
A grade 7 card-draw game where student groups calculate experimental and theoretical probabilities of contamination for two fictional water systems.
Grade 7 Worksheet
Copperline Creek's Watershed Map: A Grade 7 Scale-Drawing Worksheet
A grade 7 worksheet where students use a watershed map's scale to find real distances and areas, then redraw the main channel at a new map scale.
Grade 7 Lesson plan
Budgeting Pump Hours at Elm Ridge Well: A Grade 7 Inequality Lesson
A 45-minute grade 7 lesson where students write and solve an inequality to find the maximum daily hours a well pump can run within a fixed water budget.
Grade 7 Project
A Rain Barrel Network for Hazel Court: A Grade 7 Design Project
A four-session grade 7 project where teams size a rain barrel network to capture roof runoff within a materials budget and a pad-space constraint.
Grade 7 Math problem set
Marrow Creek Filter Plant's Backwash Costs: A Problem Set
A grade 7 problem set where students calculate a filter plant's backwash water use and cost, mixing decimals and fractions in every step.
Grade 7 Lesson plan
Pinebrook's Two-Stage Water Rate Increase: A Grade 7 Percent Lesson
A 50-minute grade 7 lesson where students apply two successive percent increases to a water bill and compare the result to simply adding the two percentages.
Grade 7 Math problem set
Sable Ridge's Reverse-Osmosis Pilot: A Proportionality Problem Set
A grade 7 problem set where students test a reverse-osmosis pilot's data for proportionality, find its constant of proportionality, and write an equation.