http://www.mathlearningcenter.org/resources/materials/parents : Comprehensive information page from the Math Learning Center describing Bridges math curriculum.
http://www.mathlearningcenter.org/media/Parents/MathWithYour/B2_MathWithYour.pdf : This pdf offers ideas and resources to support second graders in math work at home.
www.amathsdictionaryforkids.com/ : This is an online math dictionary (for adults and kids).
http://www2.allentownsd.org/EETT/secondgrade.htm#B.__Measurement
