Books by Der-Shing Helmer

Cover of Great Space Case

Great Space Case

by Lynda Beauregard, Der-shing Helmer

2013
Cover of Missing Cuckoo Clock

Missing Cuckoo Clock

by Lynda Beauregard, Der-shing Helmer

2013
Cover of Summer Camp Science Mysteries

Summer Camp Science Mysteries

by Lynda Beauregard, Der-shing Helmer

2012
Cover of Nighttime Cabin Thief

Nighttime Cabin Thief

by Lynda Beauregard, Der-shing Helmer

2013
Cover of Hell Difficulty Tutorial (Light Novel) Vol. 1

Hell Difficulty Tutorial (Light Novel) Vol. 1

by Cerim, Karassawa, Der-Shing Helmer

2025

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