| title | ISBN-13 | year of publication |
|---|---|---|
| Astrology for You | 978-81-222-0067-6 | 2013 |
| Figuring the Joy of Numbers | 978-81-222-0038-6 | 2005 |
| In the Wonderland of Numbers | 978-81-222-0399-8 | 2006 |
| Mathability: Awaken the Math Genuis in Your Child | 978-81-222-0316-5 | 2005 |
| More Puzzles | 978-81-222-0048-5 | 2006 |
| Puzzles to Puzzle You | 978-81-222-0014-0 | 2005 |
| The Book of Numbers | 978-81-222-0006-5 | 2006 |