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Jibby Jones · Chapter

Grains of Sand explained

As summer ends, the boys prepare to leave Birch Island for school.

What happens

As summer ends, the boys prepare to leave Birch Island for school. Jibby Jones shows them his unique collection of sand grains from around the world, inspiring them to start their own sand collections. When Skippy mentions green sand in Murrell's Run, Jibby becomes intrigued and joins them to investigate. On the way, Jibby spots a lone pine tree at a crossroads and interprets it as a signal pine linked to the land pirate John A. Murrell. He reinterprets the treasure map, suggesting 'Greenland' actually reads 'green sand' and that Murrell's Run is the hiding place for the treasure.

Themes in this chapter

  • Observation and Knowledge

    Jibby's keen observation of the lone pine tree and his knowledge of Murrell's signal trees lead to a breakthrough in the treasure hunt.

  • Adventure and Exploration

    The boys' quest for green sand turns into a new treasure-hunting adventure, rekindling their exploration of Murrell's Run.

  • Deception and Trust

    The misinterpretation of the map ('Greenland' vs. 'green sand') highlights how appearances can deceive, and Jibby's trust in his own analysis leads to a new theory.

Characters to notice

  • Jibby Jones

    Shows his sand collection and deduces that the green sand in Murrell's Run is linked to the land pirate's treasure.

  • Wampus Smale

    Questions Jibby's interpretation of the map and the location of the treasure.

  • Tad Willing

    Participates in the discussion about the map and points out the X mark.

  • Skippy Root

    Remembers the green sand in Murrell's Run and suggests Jibby add it to his collection.

  • Uncle Beeswax

    Visits the island briefly to report that the Tough Customer and the Rat have given up digging for treasure.

Key passages

  • I had a white mouse once and it died, so I saved the hide, and I thought it would be nice to collect hides—to get a collection of all the kinds of hides in the world.

    Jibby once tried to collect animal hides, starting with a dead white mouse, but his father stopped him after he acquired a hippopotamus hide.

    Illustrates Jibby's quirky past collecting habits and his father's practical constraints.

  • It is just as good as a collection of mountains and caverns and all sorts of minerals would be, when you get used to it, because that is what sand is—mountains and rocks that have broken down and been crushed and then rolled by the water until the sharp edges are worn smooth.

    Jibby explains that sand grains are essentially miniature versions of mountains and rocks, worn down by natural processes.

    Highlights Jibby's scientific perspective and the educational value of his collection.

  • The minute I saw this tree, I knew this was where it was hidden.

    Jibby confidently declares that the lone pine tree marks the location of Murrell's buried treasure.

    Demonstrates Jibby's deductive reasoning and excitement about the discovery.