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.
As they are about to go on stage, Joe, Fred, and Sam are transported back to the time of Zeus and the other gods in Greek mythology, who, strangely enough, behave much as the characters in the trio's class play.
Joe, Fred, and Sam demonstrate some of their favorite professional wrestling moves, including the "Time Warp Trio Blind Ninja Smackdown," when they're transported to ancient Rome and forced to fight as gladiators in the Colosseum.
Thanks to their magical book, Fred, Sam, and Joe inadvertently travel through time to 1877 New York City, where they and their granddaughters, who have also come from the future, help them find a way back to their own time.
In their latest time travel adventure, Fred, Joe, and Sam da Brooklyn meet Leonardo da Vinci and try to avoid becoming toilet scrubbers in a sixteenth-century Italian army. You probably know that Leonardo da Vinci painted the Mona Lisa. Did you know that he also invented an early version of a helicopter and a tank, and that he planned to execute the Time Warp Trio for spying on his inventions? Sam's bright idea to look for the inventor of the Book...
The Time Warp Trio find themselves in a desert in China, and in order to retrieve their magical book from the court of Kublai Khan, they must pose as astrologers and join the caravan of Marco Polo and his father.