| # of Copies | Title | Author |
|---|
| 140 | Tell Me Why | Arkady Leokum |
| 51 | More Tell Me Why | Arkady Leokum |
| 29 | The Big Book of Tell Me Why: Answers to Hundreds of Questions Children Ask | Arkady Leokum |
| 28 | Lots More Tell Me Why | Arkady Leokum |
| 27 | Please Send Me Absolutely Free! | Arkady Leokum |
| 24 | Big Book of Tell Me Why #02 | Arkady Leokum |
| 23 | Another Tell Me Why | Arkady Leokum |
| 23 | Still More Tell Me Why | Arkady Leokum |
| 22 | Curious Book | Arkady Leokum |
| 15 | Still more tell me why; answers to hundreds of questions children ask | Leokum, Arkady, and Koehler, Cynthia Iliff, and Koehler, Alvin |
| 12 | Here's More Tell Me Why: Enlightening Answers to Question Children Ask | Arkady Leokum |
| 11 | How Things Got Started: How We Use, Enjoy, and Believe in Them | Arkady Leokum |
| 11 | Little Giant Book of Weird & Wacky Facts (Little Giant Book Series) | Arkady Leokum |
| 10 | More Big Book of Tell Me Why: 3 Volumes in 1 | Arkady Leokum |
| 10 | The Temple | Arkady Leokum |
| 9 | Puzzles, Stunts, Brain Teasers and Tricks From Tell Me Why | Arkady Leokum |
| 9 | The Temple; : a Novel | Arkady Leokum |
| 8 | Animals, Insects, Fishes, and Birds: How They Live and Do What They Do | Arkady Leokum |
| 8 | More Tell Me Why; Answers to Over 400 Questions Children Ask Most Often | Leokum, Arkady, And Koehler, Cynthia Iliff, And |
| 8 | Tell Me Why, More Tell Me Why, Still More Tell Me Why | Arkady Leokum |
| 7 | The Big Book of Tell Me Why: Answers to Hundred of Questions Children Asks | Arkady Leokum |
| 7 | How Things Are Made: How They Work ... Where They Come From | Arkady Leokum |
| 6 | The Human Body: How It Works ... How Things Happen to It | Arkady Leokum |
| 6 | Tell Me Why Answers to Hundreds of Questions Children Ask | Arkady Leokum |
| 5 | Lots More Tell Me Why: Answers to Hundreds of Questions Children Ask | Arkady Leokum |
