MIT Blossoms: Math and Science Video Lessons for High School Classes

BLOSSOMS, a video resource library created by the Massachusetts Institute of Technology, contains over 100 math and science lessons, all freely available to teachers as streaming video, Internet downloads, DVDs, and videotapes for use in their classrooms.  Each video lesson contains, which last approximately 50 minutes, also include instructional manuals, downloadable classroom activities, and a list of supplemental resources.  The videos are broken up into 5 minutes sections with a classroom exercise that encourages student participation and active learning following each segment.