Cartoon cats introduce the concept of weight and mesurement units from grams to pounds to tons.
Brian P. Cleary is the creator of the best-selling
Words Are CATegorical(tm) series, now a 13-volume set with more than 2 million copies in print. He is also the author of the
Math Is CATegorical(tm) series and the single titles
Rainbow Soup: Adventures in Poetry, Rhyme and PUNishment: Adventures in Wordplay, Eight Wild Nights: A Family Hanukkah Tale, Peanut Butter and Jellyfishes: A Very Silly Alphabet Book and
The Laugh Stand: Adventures in Humor. Mr. Cleary lives in Cleveland, Ohio.
Brian Gable is the illustrator of several Words Are CATegorical(tm) books, as well as the Make Me Laugh joke books and the Math Is CATegorical(tm) series. Mr. Gable lives in Toronto, Canada, where he also works as a political cartoonist for the Globe and Mail newspaper.