Count on Pablo

by Barbara deRubertis

Published 1 January 1999
Discover Math Matters! With over 15 million books sold worldwide, this award-winning series of easy-to-read books will help young readers ages 5–8 approach math with enthusiasm. Great for fans of MathStart or Step into Reading Math.

Pablo is excited about helping his grandmother sell vegetables at the farmer's market. But no one stops to buy any. Pablo's solution is clever—and delicious! A recipe is included in this title that's sold over 100,000 copies in the US. 

With engaging stories that connect math to kids’ everyday lives, each book in the Teachers’ Choice Award–winning Math Matters series focuses on a single concept and reinforces math vocabulary and skills. Bonus activities in the back of each book feature math and reading comprehension questions, and even more free activities online add to the fun! (Math topic: Counting & Skip Counting)

Deena's Lucky Penny

by Barbara deRubertis

Published 1 January 1999
While pondering how to buy her mother a birthday present with no money, Deena find a penny and follows a process of discovery about how pennies add up to nickels, which add up to dimes, all the way up to four quarters making a dollar.

Lulu's Lemonade

by Barbara deRubertis

Published 1 January 2000
On a hot summer day, three children squabble over which ingredients and what quantities should go into their extra special lemonade.

A Collection for Kate

by Barbara deRubertis

Published 1 January 1999
As she adds up the items in the collections that some of her classmates bring to school, Kate tries to come up with a collection of her own that has enough items for her to share.