Problem Based Lessons
Engaging tasks with a visual hook, inspired by Dan Meyer's three acts model and Robert Kaplinsky's collection of real-world lessons.
Open Middle Problems
Rich tasks where the context is the math. Inspired by the problems at Open Middle, Inquiry Maths, and Nrich Maths.
Desmos Lessons
Activities and explorations designed with Desmos, the free and fantastically beautiful online graphing calculator.
Average Value
When is the average value zero?
AB.3.B
When is the average value zero?
AB.3.B
Match My Parabola
Can you plot a parabola through the points?
8.F.B • HSF.IF.C • HSF.LE.A
Can you plot a parabola through the points?
8.F.B • HSF.IF.C • HSF.LE.A
Charge!
When will the phone be fully charged?
8.F.A • 8.F.B • 8.SP.A
When will the phone be fully charged?
8.F.A • 8.F.B • 8.SP.A
Sum to One
Find unit fractions whose sum is one
MP.1 • MP.7 • 4.NF.B • 5.NF.A • 7.NS.A
Find unit fractions whose sum is one
MP.1 • MP.7 • 4.NF.B • 5.NF.A • 7.NS.A
Match My Line
Can you graph a line through the points?
7.RP.A • 8.F.A • 8.F.B • HSF.IF.C • HSF.LE.A
Can you graph a line through the points?
7.RP.A • 8.F.A • 8.F.B • HSF.IF.C • HSF.LE.A
Here Come the Thunder?
Will the OKC Thunder make the playoffs?
6.RP.A • 7.RP.A
Will the OKC Thunder make the playoffs?
6.RP.A • 7.RP.A
Point, Point, Slope
Create the steepest line possible
8.EE.B
Create the steepest line possible
8.EE.B
Area Boss
What is the largest possible triangle?
5.G.A • 6.G.A • 7.G.B
What is the largest possible triangle?
5.G.A • 6.G.A • 7.G.B
Morning Run
What is the number of total runs?
7.RP.A • 7.NS.A • 7.EE.B • 6.RP.A
What is the number of total runs?
7.RP.A • 7.NS.A • 7.EE.B • 6.RP.A
Two Fractions
Create the greatest expression possible
7.RP.A
Create the greatest expression possible
7.RP.A
Lift the Rainbow
How many Skittles are in the barbell plates?
8.G.C • HSG.GMD.A • 6.RP.A • 7.RP.A
How many Skittles are in the barbell plates?
8.G.C • HSG.GMD.A • 6.RP.A • 7.RP.A
Produce and Prices
What is the total balance due?
7.RP.A • 6.RP.A • 5.NBT.A • 5.NBT.B
What is the total balance due?
7.RP.A • 6.RP.A • 5.NBT.A • 5.NBT.B
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