Cosmic blackout! [#16] [Galaxy Zack Volume: #16]by O'Ryan, Ray 

BTSB Prebound(Little Simon, 2017)

BTSB #: 692009 Available

Dewey: FAges: 7-10   
AR: 3.8 LG Lexile: 650

Genres: Science Fiction Adventure Fiction

Subjects: Electric power failures - Fiction Science fiction

Summary: [#16] Zack loves everything about his new planet, Nebulon, until there is a complete cosmic blackout and he must try to function without his Indoor Robotic Assistant and hyperphone.

Galactic Easter! [#7] [Galaxy Zack Volume: #7]by O'Ryan, Ray 

BTSB Prebound(Little Simon, 2014)

BTSB #: 692017 Available

Dewey: FAges: 7-10   
AR: 3.7 LG Lexile: 680 F&P: M

Genres: Science Fiction Holidays

Subjects: Science fiction Competition (Psychology) - Fiction Easter - Fiction Outer space - Fiction

Summary: [#7] Zack and Drake venture to Gluco, the candy planet, for some Easter fun but while competing in such activities as an egg toss and a three-legged race, Zack is so determined to come in first that he considers cheating to win.

Operation twin trouble. [#12] [Galaxy Zack Volume: #12]by O'Ryan, Ray 

BTSB Prebound(Little Simon, 2015)

BTSB #: 692031 Available

Dewey: FAges: 7-10   
AR: 3.4 LG Lexile: 510 F&P: M

Genres: Science Fiction

Subjects: Science fiction Twins - Fiction Sisters - Fiction Siblings - Fiction Friendship - Fiction Human-alien encounters - Fiction

Summary: [#12] Zack's twin sisters are best friends, but when the two get into an argument while visiting another planet, Zack finds himself stuck in the middle of a tricky twin situation.

Prehistoric Planet. [#3] [Galaxy Zack Volume: #3]by O'Ryan, Ray 

BTSB Prebound(Little Simon, 2013)

BTSB #: 692023 Available

Dewey: FAges: 7-10   
AR: 3.5 LG Lexile: 540 F&P: M

Genres: Science Fiction

Subjects: Science fiction Planets - Fiction Pterosaurs - Fiction Animal babies - Fiction Dinosaurs - Fiction

Summary: [#3] Zack and his father are invited to join the Nebulon Navigators as they set out to return a lost baby pterosaur to the Prehistoric Planet, where Zack sees animals and plants he had only read about in books.

Return to Earth! [#10] [Galaxy Zack Volume: #10]by O'Ryan, Ray 

BTSB Prebound(Little Simon, 2015)

BTSB #: 692028 Available

Dewey: FAges: 7-10   
AR: 3.6 LG Lexile: 600 F&P: M

Genres: Science Fiction

Subjects: Science fiction Home - Fiction Friendship - Fiction

Summary: [#10] Zack is headed back to Earth for the first time since moving to Nebulon. He can't wait to see Bert and show his new friend, the former bully Seth Stevens, all around his old stomping grounds. When Zach's dog Luna escapes and goes missing, sightseeing plans take an unexpected turn. Will Zack find Luna before he has to head home to Nebulon?

Science fair disaster! [#13] [Galaxy Zack Volume: #13]by O'Ryan, Ray 

BTSB Prebound(Little Simon, 2016)

BTSB #: 692032 Available

Dewey: FAges: 7-10   
AR: 4.3 LG Lexile: 640 F&P: M

Genres: Science Fiction Adventure Fiction

Subjects: Science fiction Science fairs - Fiction Science projects - Fiction Human-alien encounters - Fiction

Summary: [#13] When his project malfunctions during the Intergalactic Science Fair, will Zack, a boy from Earth living on the planet Nebulon, be able to get things under control before disaster erupts?

Snow place like home. [#17] [Galaxy Zack Volume: #17]by O'Ryan, Ray 

BTSB Prebound(Little Simon, 2018)

BTSB #: 692036 Available

Dewey: FAges: 7-10   
AR: 4.1 LG Lexile: 610

Genres: Science Fiction Adventure Fiction

Subjects: Science fiction Vacations - Fiction Space travel - Fiction Humorous fiction

Summary: The Nelsons are ready for a galactic winter vacation on a great new planet! Will Zack find a way to beat out the winter blues before it's time to snow home?

Three's a crowd! [#5] [Galaxy Zack Volume: #5]by O'Ryan, Ray 

BTSB Prebound(Little Simon, 2013)

BTSB #: 692027 Available

Dewey: FAges: 7-10   
AR: 3.3 LG Lexile: 500 F&P: M

Genres: Science Fiction

Subjects: Science fiction Best friends - Fiction Friendship - Fiction Human-alien encounters - Fiction

Summary: [#5] Zack is thrilled when his best friend on Earth, Bert Jones, visits for the weekend. But when Zack introduces Bert to Drake, his best friend on Nebulon, trouble begins.