TAG: physical manipulatives

Book Reading: Math on the Move

Over the last week or so, I have been reading the book “Math on the Move” by Malke Rosenfeld (subtitled¬† “Engaging Students in Whole Body Learning”). Ever since connecting with Malke on Twitter back in June or July, I’ve wanted to read her book, and I finally just bought it and read it. Now that […]

Posted in Education reading | Tagged , , , |


Flipping absolute values

Every semester I talk to students about what the absolute value does to the graph of a function. Basically, the graph of y = |f(x)| is the same as the graph of y = f(x), but with all the bits below the x-axis flipped to be above the x-axis. I’ve always simply drawn some graphs […]

Posted in Being a good teacher | Tagged , |