Winter Math Printables is a great supplement to your math curriculum. It includes the following math skills for second grade: telling time, counting money, word problems, math facts, 2-digit addition and subtraction, 3-digit addition and subtraction, place value, expanded form, graphing, and measurement. It is great for morning work or extra practice of second-grade math skills.
Here are a few sample pages.
Click on the picture below for your FREE copy of telling time to the nearest 5 minutes and addition and subtraction with regrouping.