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.

Wanda's big show is tomorrow. Rehearsals are going well, but what should the Nibblettes wear? When a costume disaster strikes, it's Albert to the rescue!Every Mouse Math title includes back matter activities that support and extend reading comprehension and math skills, plus free online activities.