This is a simplistic but effective way to help children begin to look at numbers as tens and understand value. Most effective for kindergarten students just learning about numbers, but an older sibling could read any of these titles aloud too! :) Each book title can be clicked for a video read aloud.
This site is a great place to start if you're looking for a way to talk to your kids about math. There are no wrong answers- just possibilities for dialogue!
Mathwire contains problems at all levels (K-5) relevant to what students are learning. These problems are great examples to promote productive struggle.
Click here to access the Pearson website. There are games, tutorials and activities all tailored to your particular grade level and what you are studying.