Here are some links and information from Anne Forrest:
Math Sites for Teachers and Parents
Great problems at all levels that can become a family discussion.
Math Problems at Bedtime – http://bedtimemath.org
The best card game around for keeping brains (young and old) math fluid.
Another good game for number sense and money is Monopoly Deal Card Game
Cooking with kids is a great way to do math in real time!
Youtube Schoolhouse Rock! Multiplication Facts