Many websites offer free math lessons appropriate for third grade students, such as Khan Academy, AdaptedMind and JumpStart. Most of these websites offer explanatory videos, customized lesson plans and other tools to maximize learning potential.
Khan Academy offers extensive lessons in many third grade mathematical topics. Free instructional videos are available for addition and subtraction, multiplication and division, fractions, place value, geometry, and more. In addition to grade three math, Khan Academy offers tutorials in all levels of math from kindergarten to college. Informative videos on subjects other than math can also be found on the website. Khan Academy is widely praised for its easy to understand style of teaching.