Covers: Open Library
Covers: Open Library

6 v. : ill.; 27 cm + teacher's edition (6 v. : ill. ; 28 cm)
| Format | Publisher | Year | ISBN |
|---|---|---|---|
| Paperback | It's About Time | 2005 | 9781585913329 |
| Edition | It's About Time | 2005 | 9781585913138 |
| Hardcover | It's About Time | 2000 | 9781891629518 |
| Paperback | It's About Time | 2000 | 9781891629433 |
| Edition | It's About Time, Inc | 1999 | 9781891629082 |
| Edition | It's About Time, Inc | 1999 | 9781891629112 |
| Edition | It's About Time, Inc | 1999 | 9781891629075 |
| Edition | It's About Time | 1999 | 9781891629099 |
| Paperback | It's About Time, Inc, Herf Jones Education Division | 1999 | 9781891629068 |
| Edition | It's About Time | 1999 | 9781891629105 |
| Paperback | It's About Time Inc. | 1998 | 9781891629020 |
| Edition | It's About Time | 1998 | 9781891629044 |