In high school, you probably learned that trigonometric functions ... math-visualization tumblr, 1ucasvb: In this animation, we see what the “polygonal sine” looks like for [the square ...

Humans are born to do math ... like people who have been blind their whole lives and have never seen the number of people at a party or the number of flowers in a field?” “Math, like ...

The debate over what early math should look like and what should ... can get them to pay attention to things like color when it’s irrelevant. So we do need to help bridge kids to abstract ...