Counting and Number Practice

http://www.janbrett.com/numbers/numbers_flash_cards_main.htm Number cards.

http://www.janbrett.com/games/addition_flash_cards_main.htm A wonderful collection of flash cards created with Jan Brett's art work. 

http://www.janbrett.com/activities_pages.htm Almost 2,000 activities form Jan Brett's collection.

http://web.dps.k12.va.us/ParkAve/soltest.htm Check out the various quizzes.