Algebra Book Online http://go.hrw.com
Math Mania - Lots of Elementary, MS and HS games and activities http://www.homeschoolmath.net/math_interactive_links.php
Texas Education Agency - printable TAKS tests for practice http://www.tea.state.tx.us/student.assessment/resources/release/taks/index.html
Interactive Math TAKS practice - TEA website http://www.tea.state.tx.us/student.assessment/resources/online/index.html
Website to help improve math skills interactively http://www.aplusmath.com
Math Dictionary http://www.teachers.ash.org.au/jeather/maths/dictionary.html
Fun Math Games http://www.funbrain.com
Study Island http://www.studyisland.com
Math 8 Book Online http://tx.msmath3.com
NCTM Activities http://illuminations.nctm.org/Activities.aspx?grade=3
Create a Graph software http://www.nces.ed.gov/nceskids