From Khan Academy’s concept-first videos to IXL’s targeted skill drills, today’s online math platforms offer distinct learning experiences. Research shows that aligning a platform’s strengths with a ...

San Jose, California: Jesse Roe, a ninth-grade math teacher at a charter school here called Summit, has a peephole into the brains of each of his 38 students. He can see that a girl sitting against ...

Over the past decade, the free instructional website Khan Academy has transformed how tens of millions of students across the globe perceive and approach math. Now, it’s pursuing a bigger aim: ...

Morning has broken in the 4th-grade, class 6 classroom at Yongin Seonong Elementary School. Students gather in small groups. As the 4th graders arrive, the first thing they place on their desks are ...

From a tiny closet in Mountain View, Sal Khan is educating the globe for free. His 1,516 videotaped mini-lectures — on topics ranging from simple addition to vector calculus and Napoleonic campaigns — ...

Windows/Mac/Linux: Khan Academy is pretty useful for learning about computer science, math, and many other subjects. If you'd rather learn without being tied to an internet connection, KA Lite allows ...