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  • Unpacking Graphs Using a Rollercoaster

    Unpacking Graphs Using a Rollercoaster

    I introduce key characteristics with parabolas and use the analogy of a rollercoaster. Riding once (and never a again) the Superman rollercoaster at Six Flags New England got me thinking about this. At one point the roller coaster hits ground level (a zero) and then goes underground (negative y values). Handout Here is a handout…


  • Introduction to Key Characteristics of Graphs Using a Rollercoaster

    Introduction to Key Characteristics of Graphs Using a Rollercoaster

    I introduce key characteristics with parabolas and use the analogy of a rollercoaster. Riding once (and never a again) the Superman rollercoaster at Six Flags New England got me thinking about this. At one point the rollercaster hits ground level (a zero) and then goes underground (negative y values). Here is a handout I use…


  • Mailbag Jan 26, 2019

    Mailbag Jan 26, 2019

    Are you a parent of a student with special needs who is struggling with a math topic? Are you a teacher figuring out how to differentiate for a particular student on a math topic? Pose your question and I will offer suggestions. Share your question via email or in a comment below. I will respond…


  • Real Life Relevant Context for Students with Autism

      In  a lesson on functions I provided a student with autism the input and output mapping on the left as opposed to the problems like the one on the right. This student, as I’ve written before, loves comics and superheroes and villains. He was tasked with matching (mapping) people with super powers with the organization to…