School Sparks has a free math ebook available for download. It is targeted toward children from about 4-6 years old. The book contains helpful hints for parents about math and number awareness. It also has counting, matching, and pattern worksheets for children. Follow the link above to find this free ebook. The ebook is found toward the bottom in the left margin of the page.
Helping Your Child With Math
Teaching Fractions Through Art (Free Printables)
Fun With Math: Hands-On Measurement (Part 1) (Free Printables)
Fun With Math: Hands-On Measurement (Part 2) Paper Airplane and Watermelon Seed Spitting Contests (Free Printables)
Extra Math Practice Online
High Level Math, Science, and Test Prep Help Online
Increasing Critical Thinking Skills Through Brain Teasers