Albert the mouse wants to make sure his big sister, Wanda, never gets more of anything, so he carefully keeps score and learns a lesson about fairness. The text introduces the mathematical concept of comparing numbers.

Read Along or Enhanced eBook: Albert decides to make sure that his big sister, Wanda, never gets more of anything than he does. That's only fair, isn't it? So Albert carefully keeps score and discovers that sometimes 0 is better than 1! (Math Concept: Comparing Numbers)

Albert the mouse wants to make sure that his big sister Wanda never gets more of anything, so he carefully keeps score and learns a lesson about fairness. Math concept: comparing numbers.

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! Today is the day—Albert's very first trip to the People Kitchen! With help from his big sister, Wanda, Albert will hunt for all kinds of crumbs, treats, and goodies. But first he has to find a hiding place from the cat! Every Mouse Math title includes back matter activities that support and extend reading comprehension and math skills, plus free online activities. (Math concept: One-to-One Correspondence)

Read Along or Enhanced eBook: Albert is going to the Mouse County Fair! But when his best friend, Leo, isn’t home, Albert decides to have fun for both of them. Double the fun!

Read Along or Enhanced eBook: What could be better than a Captain Slime penny? Albert needs two quarters to use the library’s new penny-smashing machine. Luckily, Wanda has a great idea for how Albert can earn the money.

Wanda has brought home an awesome new book from the library—and Albert would trade anything for it! But will adding toy after toy get him any closer to the book? (Math concept: Simple Addition/Subtraction)

Read Along or Enhanced eBook: Albert, Wanda, and Cousin Pete are sneaking into the People Kitchen for food. Albert is the smallest mouse, so he gets the smallest bag . . . and the smallest piece of fruit. But Albert dreams of bagging the biggest piece of fruit in the whole kitchen—if only he can avoid the cat! (Math Concept: Comparing Sizes: Big /Small)

Read Along or Enhanced eBook: It’s Albert’s first trip to the amousement park. He says he’s not “afraid” to go on rides—he just doesn’t like ones that go up and down. Or left and right. Or around and around! But what happens when Albert ends up in line for the wrong ride? (Math Concept: Direction Words)