| title | ISBN-13 | year of publication |
|---|---|---|
| Big Questions from Little People | 978-1-4713-1081-2 | 2012 |
| Big Questions from Little People: And Simple Answers from Great Minds | 978-0-06-222322-7 | 2012 |
| Big Questions From Little People . . . Answered By Some Very Big People | 978-0-571-28851-9 | 2012 |
| Dlaczego... Wielcy odpowiadaja na pytania malych | 978-83-271-0032-0 | 2014 |
E.H. · E. Harris · G.E · G. Harris · Harris Gemma Elwin
Faber & Faber · HarperCollins · Windsor