Curated OER
Beanies
Fifth graders explore ratio problems. They study how to solve ratio problems using simple algebraic equations. Students use equations to represent practical situations and solve equations.
Curated OER
Parabola
Students develop a definition of parabola and explain the relationship between the properties of the graph of a parabola and its equation. They explain how the equation of a parabola can be written in different forms and solve problems...
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Four 4's
Pupils use the numbers 24 and 44 as well as four more fours to create a series of equations. Each equation should equal a number from 1-20. They work to find an equation for each number.
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Follow That Graph
Learners investigate the graphs of six trigonometric functions. They discover how changes in the equation of the basic function affect the graph of the function.
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High School Mathematics Problems from Alaska: Firewood Problem
Learners write and solve equations for the cost of firewood by the cord, then use this information to develop tables of values and graph their equations.
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Wacky Water World
Eighth graders calculate a system of equations to find the best ticket price for a ticket at a water park. They explain how the equations helped them make their decision on the best price.