TUCSON, Ariz.--(BUSINESS WIRE)--Illustrative Mathematics (IM) today announced it has partnered with Khan Academy to provide free practice exercises tightly aligned to its highly-regarded curriculum, ...
In 2006, Sal Khan started making YouTube videos meant to help his nieces with their math homework. Since then, Khan’s video collection has grown into a huge repository of tutorials used in and out of ...
"This," says Matthew Carpenter, "is my favorite exercise." I peer over his shoulder at his laptop screen to see the math problem the fifth grader is pondering. It's an inverse trigonometric function: ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback