This infographic shows all the trigonometric functions on one page. It is useful for students to have it in a place where they can visually access this: http://www.infohow.org/wp-content/uploads/2012/11/RS-Trigonometry-Definition.gif
Posts By: sgopalkrishnan
Permutations and Combinations
This short video shows you how to do permutations and combinations with playing cards http://ed.ted.com/lessons/how-many-ways-can-you-arrange-a-deck-of-cards-yannay-khaikin#review
Mathematics with aliens
This video will show you how to calculate Distance using space aliens