๐”– Bobbio Scriptorium
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Cover of Obsidian Pebble

Obsidian Pebble

โœ Scribed by Jones, Rhys A


Book ID
108416673
Publisher
Spencer Hill Press
Year
2013
Tongue
English
Weight
214 KB
Series
Artefact 1
Category
Fiction
ISBN-13
9781937053741

No coin nor oath required. For personal study only.

โœฆ Synopsis


11-year old Oz Chambers lives in a haunted house. His mother wants to move, but Oz would rather do double algebra (yuck) every day for twelve months than leave. Where others see spooky, Oz sees wonder and mystery and aching reminders of his deceased dad. When he and his friends hear ghostly footsteps in the boarded-up dorm at Halloween, it leads to an exploration of the old place's eerie reputation. In his Dad's locked study, Oz finds a parcel addressed to him and posted by his dad the day before he died. Inside is the obsidian pebble, a technology of astonishing scientific power and a clue to Penwurt's secrets. Suddenly Oz begins to change; he goes from maths dunce to A student overnight and has to deal with suspicious teachers and jealous pupils. But the footsteps in the locked rooms don't go away and slowly, Oz begins to knit together the strands of lies and mystery that tie the obsidian pebble, his father and him together. What Oz hasn't bargained for is that he's not...


๐Ÿ“œ SIMILAR VOLUMES


cover
โœ Jones, Rhys A ๐Ÿ“‚ Fiction ๐Ÿ“… 2013 ๐Ÿ› Spencer Hill Press ๐ŸŒ English โš– 214 KB

11-year old Oz Chambers lives in a haunted house. His mother wants to move, but Oz would rather do double algebra (yuck) every day for twelve months than leave. Where others see spooky, Oz sees wonder and mystery and aching reminders of his deceased dad. When he and his friends hear ghostly footstep

cover
โœ Julia Jones; Claudia Myatt ๐Ÿ“‚ Fiction ๐ŸŒ English โš– 444 KB
cover
โœ Julia Jones; Claudia Myatt ๐Ÿ“‚ Fiction ๐ŸŒ English โš– 537 KB
Pebbling and optimal pebbling in graphs
โœ David P. Bunde; Erin W. Chambers; Daniel Cranston; Kevin Milans; Douglas B. West ๐Ÿ“‚ Article ๐Ÿ“… 2008 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 248 KB

## Abstract Given a distribution of pebbles on the vertices of a graph __G__, a __pebbling move__ takes two pebbles from one vertex and puts one on a neighboring vertex. The __pebbling number__ ฮ (__G__) is the least __k__ such that for every distribution of __k__ pebbles and every vertex __r__, a p