In this eBook Timmy, a ski bum, tackles the Common Core math standards of the 4th grade. Along the way he joins forces with Sarah, Chet, Sam, and Barry in problems including costs of skiing and food to eat before and afterwards, like yummy bacon, pizza, and candy. This eBook can be used for bell ringers to start the class, class discussion problems, or to have something for students to work on. There is one problem per Common Core math standard in this book and plenty of space to work on each problem. An answer key is also included. 34 total problems. 36 page PDF.