by, Nancy Kelly Allen 

 

by, Brian Cleary 

 

by, Stuart Murphy 

 

by, Kay Chorao

by, Debbie Miller 

 

If You Were an Even Number by, Marcie Aboff

This book introduces an even number, explaining it could make a romantic meal for two, it could be divisible by two, and it could add an even number to itself and always get another even number. 

 

If You Were an Odd Number by, Marcie Aboff 

This book introduces an odd number, explaining it could be the starting lineup, it cannot be divisible by two, and it can add itself to an even number and get an odd answer.