Former classroom book in very good condition: cover and pages have light usage wear; stamp on inside front page and sticker on inside back cover as pictured. ISBN 156801063x
The time machine takes Laura and Parker back to Philadelphia in 1752. There they discover a terrible plot - a plot to destroy Benjamin Franklin!
Laura and Parker want to warn the famous American, but first they have to find his house. And there's another problem: Laura and Parker are invisible and inaudible when they travel through time!
How can they send a message to Franklin when they can't be seen or heard? Will they be able to save Frankling from the villains who want to destroy him? Only time will tell!
