Charlie Eggleston's Talking Skull — Bruce Coville

Mr Elives' Magic Shop seems to appear from nowhere - and disappears again just as fast! Never in the same place twice, it sells only the most exclusive wares...A talking toad, anyone? A dragon's egg? There's plenty to choose from...When Charlie stumbles into Mr Elives' peculiar shop, he's only looking for a phone to call his parents. What he finds is a wise-cracking skull which compels people to tell the truth - however uncomfortable. Normally a shameless liar, Charlie is horrified to discover he can't keep the truth from popping out - with hilarious and disastrous consequences...