The skull of truth [WorldCat Entities]

"Charlie, a sixth-grader with a compulsion to tell lies, acquires a mysterious skull that forces its owner to tell only the truth, causing some awkward moments before he understands its power."@en
"Charlie, a sixth-grader with a compulsion to tell lies, acquires a mysterious skull that forces its owner to tell only the truth, causing some awkward moments before he understands its power."
"Charlie est un fieffé menteur jusqu'au jour où il vole dans la boutique d'un magicien un crâne qui parle et oblige tous ceux qui l'approchent à ne dire que la vérité."
"Running away from bullies, Charlie escapes into Mr. Elives's magic shop where, to his own horror, he steals a human skull. Worse still, the skull talks and it forces Charlie to always tell the truth - something he rarely did in the past. ."
"A sixth-grader with a compulsion to tell lies acquires a mysterious skull that forces its owner to tell only the truth, causing some awkward moments before he understands its power."
"Charlie, a sixth-grader with a compulsion to tell lies, acquires a mysterious skull that forces its owner to tell only the truth, causng some awkward moments before he understands its power."@en
"It's talking, and it won't shut up."@en

The skull of truth