HarperCollins · Oppenheim Toy Portfolio Inc
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Oppenheim Toy Portfolio, 2005: The Best Toys, Books, Videos, Music & Software for Kids | 978-0-9721050-2-6 | 2004 | Joanne Oppenheim |
| Oppenheim Toy Portfolio 2006 Edition: The Best Toys, Books, DVDs & Music for Kids | 978-0-9721050-3-3 | 2005 | " |
| Oppenheim Toy Portfolio 2008: The Best Toys for Kids | 978-0-9721050-7-1 | 2007 | " |
| Oppenheim Toy Portfolio: The Best Toys, Books and DVDs for Kids, 2007 Edition | 978-0-9721050-6-4 | 2006 | " |
| Read It! Play It! | 978-0-9721050-1-9 | 2004 | " |
| The Best Toys, Books and Videos for Kids: The 1996 Guide to 1,000+ Kid-Tested Classic and New Products for Ages 0-10 | 978-0-06-273379-5 | 1995 | Joanne Oppenheim · James Oppenheim |
S.O. · Stephan Oppenheimer · Stephani Oppenheim · Stephanie Oppenheim Joanne Oppenheim · Stephen Oppenheimer