1.) Links for Students to Practice:

http://nces.ed.gov/nceskids/eyk/

http://www.24game.com/

2.) Links for Parents:

http://www.teachervision.fen.com/lesson-plans/lesson-3675.html

http://www.ed.gov/pubs/parents/Math/index.html

3.) Links for Both Parents and Students:

http://www.math.com/school/subject1/lessons/S1U1L2GL.html