Two highly recommended reading sites for children are:
Seussville Games for primary readers
PBS KIDS for primary readers
The following are interactive sites to assist your son/daughter in practicing multiplication, division, addition and subtraction skills by printing worksheet and using the interactive technology.
Teach ALL Students the Multiplication Facts (flash cards and times tables available to print)
Free Printable Math Worksheets
AAA Math Practice a variety of math concepts on-line
Poweroften.ca for the different strategies that can be taught for the different basic facts. (+,-,x,/)