Image courtesy of McGraw Hill. Imagine learning how to determine the slope of a right triangle by sending your own tiny skier down ski trails or by setting up skateboard ramps for a virtual skater to ...

During the summer, I am sharing thematic posts bringing together responses on similar topics from the past 11 years. You can see all those collections from the first 10 years here. Today’s theme is on ...

Using words like ‘factors,’ ‘denominators’ and ‘multiples’ may be part of a constellation of good math teaching practices ...