Each read-aloud book in the Mouse Math series focuses on a single, basic math concept and features adorable mice, Albert and Wanda, who live in a People House. Entertaining fiction stories capture kids' imaginations as the mice learn about numbers, shapes, sizes and more. Over 3 million copies sold worldwide! The Cheese Grater arcade has games! Pizza! Prizes! Albert and Leo promise to split everything evenly, from the food to the tickets to the prizes. But some things just can't be split. When it comes to one special prize--winner takes all! Every Mouse Math title includes back matter activities that support and extend reading comprehension and math skills, plus free online activities. (Math concept: Equal to, less than, greater than).