Activities for Kids 
http://www.activitiesforkids.com/teacher.htm
Charts and sheets available 
Blackdog: Math 
http://www.blackdog.net/games/math/worksheets/
Practice worksheets for basic facts. 
Busy Teachers Cafe

http://www.busyteacherscafe.com/wspages/math.htm
More math
worksheets 
Busy Teachers Cafe:
Addition and Subtraction 
http://www.busyteacherscafe.com/units/add_sub_unit.htm
Lesson ideas and links 
CurriculumBased Math Computation Probe Generator

http://www.lefthandlogic.com/htmdocs/tools/mathprobe/addsing.shtml
Create math sheets for all grade levels up to age 12 
Dositey Math
Facts
 http://www.dositey.com/mathk2.htm Create and download math
fact sheets 
Education 4 Kids 
http://www.edu4kids.com/math/ Online flashcards and drill
opportunities. 
Learning Haven Math
Worksheets 
http://www.learninghaven.com/math/
More math worksheets 
Math Fact
Café
 http://www.mathfactcafe.com/home/ set up your levels of
difficulty 
Math Stories.com 
http://www.mathstories.com/
over 14,000 interactive and noninteractive NCTM compliant
math word problems for children to enjoy! Word problems are
available in both English and Spanish. There is a free sample
to check out. If you're interested in the package, it's $24.95
U.S. 
Room 108
Minute Math
 http://www.scugognet.com/room108/MadMath/mmm.htm set up
your levels

School Express 
http://www.schoolexpress.com/fws/cat.php?id=2252
math
worksheets 