Scholastic
Scholastic: Math Maven's Mysteries: The Case of the Mysterious Money Trail
Pat Tern has been buying items all around town using counterfeit money. Help Math Maven identify a pattern to catch her before she deposits fake money into the Cashflow Bank.
CK-12 Foundation
Ck 12: Math Grade 2
Browse resources related to second-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
NumberNut
Number Nut: Count the Quarters
Count the number of quarters and determine the total value of the coins. Pictures of quarters are shown which will help students recognize coins. There are ten random questions in this quiz/activity.
National Council of Teachers of Mathematics
Nctm: Figure This: Radar Bills
Have you seen a radar bill lately? Explore number patterns, number combinations, and probability in this math challenge that examines serial numbers on U.S. bills. A one page activity from the NCTM Math Challenges for Families series.