Rhyming text and illustrations of comical cats introduce the basic math concept of addition.

In rhyming text, a sentence or two per page, cute cartoon animals explore the world of measuring, both in the English system and the Metric system. This book would not be useful for serious instruction; it is a nice introduction for preschoolers to the concept of measurement. Sometimes the need to accomplish a rhyme seems to get in the way of the clearest possible presentation of the material: "One inch looks like this and it's easy to miss, because...

Cats introduce shapes and explain how to identify them.

Colorful illustrations and rhyming text demonstrate how fractions work by splitting whole objects into parts.

The zany CATegorical cats introduce the measurement of time, from seconds, minutes, and hours up to decades. Brian P. Cleary and Brian Gable bring their winning teamwork to this playful, fun look at learning about time.