Paperback:
9780142400449 | Puffin, April 1, 2004, cover price $5.99 |
About this edition: While on a field trip to New York's Museum of Natural History, Joe, Sam, and Fred travel one hundred years into the future, where they encounter robots, anti-gravity disks, and their own grandchildren.
9780140371918 | Reprint edition (Puffin, March 1, 1997), cover price $4.99 |
About this edition: While on a field trip to New York's Museum of Natural History, Joe, Sam, and Fred travel one hundred years into the future, where they encounter robots, anti-gravity disks, and their own grandchildren
School and Library:
9780670857951 | Viking Childrens Books, April 1, 1995, cover price $14.99 |
About this edition: While on a field trip to New York's Museum of Natural History, Joe, Sam, and Fred travel one hundred years into the future, where they encounter robots, anti-gravity disks, and their own grandchildren
Reinforced:
9780606301350 | Demco Media, April 30, 2004, cover price $13.59 |
About this edition: While on a field trip to New York's Museum of Natural History, Joe, Sam, and Fred travel one hundred years into the future, where they encounter robots, anti-gravity disks, and their own grandchildren.
9780606110129 | Reprint edition (Demco Media, March 1, 1997), cover price $13.14 |
About this edition: While on a field trip to New York's Museum of Natural History, Joe, Sam, and Fred travel one hundred years into the future, where they encounter robots, anti-gravity disks, and their own grandchildren
Prebinding:
9780613016926 | Turtleback Books, October 1, 1999, cover price $13.00 |
About this edition: While on a field trip to New York's Museum of Natural History, Joe, Sam, and Fred travel one hundred years into the future, where they encounter robots, anti-gravity disks, and their own grandchildren