Grades 6–7 Math problem set
Water Tower Height and Pressure: Unit-Rate Problems
Eight problems that turn the town water tower into unit-rate practice, converting height to pressure with the real 0.433 psi-per-foot rule operators use.
Math problem sets
A scenario-based set of math problems using authentic water-industry values, with worked solutions.
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Newest and noteworthy
Grade 12 Math problem set
Halbrook Water: Uniform Versus Inclining Block Rate Break-Evens
A grade 12 set comparing a uniform water rate with a three-block piecewise rate: two break-evens, interval answers, and a year of seasonal bills.
Grade 9 Math problem set
Rennick Valley Center Pivots: Run Times and Canal Capacity
A grade 9 problem set on scheduling six center pivots under a canal limit using acre-inches, run times, inequalities, and wheat water use per pound.
Grade 7 Math problem set
The Okonkwo Home Water Audit: Meter Tests, Leaks, and Wastewater
A grade 7 science problem set in which students use meter tests and a dye test to find a home leak, then trace where indoor and outdoor water goes.
Grade 8 Math problem set
Quarry Bend's Elevated Tank: Stored Energy and Water Pressure
A grade 8 science problem set where students find the weight and stored potential energy of water in a fictional elevated tank and explain why height sets pressure.
Grade 10 Math problem set
Askwith Heights Pressure Zone: Distribution Operator Math
A grade 10 careers math set following a distribution operator through a low-pressure complaint and a flushing run, using head, pressure, flow, and pipe volume.
Grade 10 Math problem set
Trennow's Chemical Feed Shift: Treatment Operator Math
A grade 10 careers math set that walks a trainee operator through one shift of chemical feed, dosing, storage, and filter loading calculations at a fictional plant.
Grade 6 Math problem set
Calderway's Log Pages: Which Training Hours Count
A grade 6 careers problem set in which students use one month of a water trainee's log pages to decide which supervised hours count toward a Class 2 operator license.
Grade 6 Math problem set
Hartsmoor Valve Crew: A Week of Unit Rates
A grade 6 careers problem set on a valve maintenance crew's week, covering valves-per-hour unit rates, percent of a program finished, and decimal multiplication.