DadsWorksheets.com provides free math resources for primary grade teachers, parents and home school families. Established in 2008, the site features over 8,000 PDF math worksheets, plus interactive teaching calculators, math games and printable reference materials. The material is focused on primary grade and middle school math topics including basic math facts, multi-digit multiplication, long division, word problems and pre-algebra concepts. DadsWorksheets.com is monetized using display advertising, allowing all of the content to be provided without charge to visitors from around the world. While the content attracts visitors from many countries, it has particularly strong audiences in the United States, Canada, the United Kingdom and Australia.