Access information and tutorials on how to operate Google platforms
Khan Academy
Números Reales version de explicacion en espanol
practice with polygons-game-Practica con poligons y angulos
7th & 8th scientific notation
http://www.xpmath.com/forums/arcade.php?do=play&gameid=21
http://janus.astro.umd.edu/cgi-bin/astro/scinote.pl
http://www.quia.com/quiz/382466.html
https://www.khanacademy.org/math/arithmetic/exponents-radicals/scientific-notation/e/scientific_notation_intuition