 Growing Pains  Lisa Lavelle
Elementary, difficulty level 4. Predict the height and weight of a child after ten years.
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 He Shoots! He Scores!  Annie Fetter, Steve Risberg, & Terry Trotter
Algebra, difficulty level 3. Given a set of equations and inequalities, figure out how many points Bo might have scored in his basketball game.
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 Illuminating Lines  Annie Fetter
Algebra, difficulty level 2. Match up statements, equations, and sets of points on coordinate planes.
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 Marsha's Triangle  Marsha Hurwitz
Algebra, difficulty level 3. Find the area of an isosceles triangle whose two legs are on the x and y axes and whose hypotenuse passes through the point (c,d).
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 Maxwell's Mowing  Terry Trotter
Algebra, difficulty level 1. Maxwell mows rectangular lawns by mowing around the rectangle, leaving a smaller rectangle. If the lawn is 200 feet by 120 feet, how wide a swath has he mowed so far if his mower runs out of gas 1/4 of the way through?
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 PhoneOGraph Phollies  Bill Graham
Algebra, difficulty level 2. Students are asked to use algebra to compare three telephone calling plans to determine at what number of calls each plan would be preferable.
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 Picking a Point  Steve Risberg
Geometry, difficulty level 2. A point is randomly selected from within the rectangle having vertices
at (0,0), (2,0), (2,3) and (0,3). What's the probability that the
xcoordinate of the point will be less than the ycoordinate?
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 The Price of Pollo  Terry Trotter
Algebra, difficulty level 2. Use a linear equation model to predict a future price of fried chicken.
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 Spell It Out  Steve Risberg Annie Fetter
Algebra, difficulty level 2. A wordfind problem exploring how sets of points that form lines can
be described by written sentences. An introduction to linear equations
that sets the stage for the standard y = mx + b form.
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 A Tale of Two Intercepts  Terry Trotter
Algebra, difficulty level 3. Find the distance between two yintercepts.
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 A Triangle's Area  Canadian Open Math Challenge 1999 via Tim Lang
Algebra, difficulty level 3. Find the "b" values of two lines needed to form two congruent triangles of a given area.
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 X Marks the Spot  Terry Trotter
Algebra, difficulty level 3. A Spanish pirate buries his treasure on an island in a very mathematical manner. Can you locate the "X" spot?
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