Riddles And Brain Teasers For Kids: The Greatest Collection Of Logic Riddles For Expanding Your Mind & Boosting Your Brain Power By Alvis, Dara By Thriftbooks
Another Logic Workbook For Gritty Kids: Spatial Reasoning, Math Puzzles, Word Games, Logic Problems, Focus Activities, Twoplayer Games. (Develop Prob By Allbaugh, Dan By Thriftbooks