| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| I Know Why I Brush My Teeth | Paperback | 978-0-7445-7232-2 | 2000 |
| Sam's Science: I Know How My Cells Make Me Grow | " | 978-0-7445-7234-6 | 2000 |
| Sam's Science: I Know How My Cells Make Me Grow | Hardcover | 978-0-7636-0502-5 | 1999 |
| Sam's Science: I Know How We Fight Germs | Paperback | 978-0-7445-7222-3 | 2000 |
| Sam's Science: I Know How We Fight Germs | Hardcover | 978-0-7636-0503-2 | 1999 |
| Sam's Science: I Know Where My Food Goes | " | 978-0-7636-0505-6 | 1999 |
| Sam's Science: I Know Why I Brush My Teeth | " | 978-0-7636-0504-9 | 1999 |
K. R. · Kate Ryan · Kathy Rem · Kathy Rooney · Kathy Ryan · Kati Rehm · Katia Raina · Katia Rainia · Katie Rhona · Keith Rome · Koda Rohan