This series of professional learning modules, released by the National Center for Culturally Responsive Educational Systems (NCCRESt), presents Response to Intervention (RTI) as a culturally responsive framework for ensuring...

Video presentation on combinatorics, or the "mathematics of counting complicated configurations." Offers several examples of combinatorics as used in real world situations and professions. [28:26]

Official site of the Russian World Cup counts down the days, hours, minutes, and seconds to the opening! Exciting photos and the latest news will keep readers up to date on how this world event is shaping up. Please know that the site is...