Here are some links to boost your brain power:
Weekly Spelling Practice
http://www.spellingcity.com/ECCSecondGrade/
Just click on the lesson of the week.
Math Facts Practice
www.aaamath.com
www.playkidsgames.com
www.factmonster.com
www.funbrain.com
www.xtramath.org
http://www.mathopolis.com/list/index.php
*Remember that you need to have someone at home help you register the first time. After you register, you can use your pin# to log in and see how your math fact speed increases the more you practice!
Reading Skills
www.starfall.com
Think Central
Math/Reading Practice
Scootpad
http://www.abcya.com/second_grade_computers.htm