This award-winning platform combines three useful functionalities: an online maths textbook, workbook and mark book. Students can use Mathspace to get help with their math problems. It allows them to work on online math exercises and get instant feedback at each step in the process. Mathspace also provides ‘a bank of over 15,000 interactive questions covering everything from addition to algebra, geometry to graphing, probability to statistics.
http://www.educatorstechnology.com/2015/09/mathspace-interesting-educational.html