Labs

Three things to push around. Each one sits on a node and exists to make a common mistake visible, not to decorate a formula.

• Remainder stories

  Same quotient, three interpretations.

  Math 4 · Division

  Open lab →

• Average-speed trap

  Why you cannot average speeds.

  Math 6 · Rate and speed

  Open lab →

• Parabola sliders

  Vertex form vs standard; what D < 0 looks like.

  Math 1 · Quadratic equations and functions

  Open lab →