Murphy, Stuart J.

In the Monkey Day Parade, monkey majorettes, cyclists, tumblers, and band members create a spectacle as they move along in groups of two, three, and four.

Introduces the concept of nonstandard measurement as three friends compete in a sand castle building contest.

Readers learn how to estimate as two friends guess how many passengers are on a bus, cars are in a traffic jam, and jelly beans are in a jar.

A surprise birthday party planned for a kangaroo by his friends provides many opportunities for the reader to add and multiply various things.

Explains, through the use of rhyme, the concepts of time lines and addition as a girl gets ready for school with the help of her smart dog.

Four bear cubs collect ingredients for a blueberry pie, counting and recounting them as their supply grows.

A young girl uses data-collecting and problem-solving skills to determine where her family should go for a vacation.