Chameleon chaos

By Ali Sparkes

Subjects: Science fiction, Brothers, Chameleons, Twins, Fiction, Children's fiction, Ciphers, Juvenile fiction, Twins, fiction, Lizards, fiction, Code and cipher stories

Description: Twins Josh and Danny continue following clues leading them to marbles filled with scientific code, despite the fact that mad scientist Petty Potts' REPTOSWITCH formula is having some very strange side-effects.