It can be very easy for kids to confuse metric and customary units when learning about them in the classroom. However it is so important to master this skill, because it is one that kids will use for the rest of their lives. Turtle Diary's customary and metric units game is designed help kids distinguish between both units and help kids be able to convert. Through a series of exciting multiple choice questions and games, kids can test their unit converting skills and learn tips and tricks to avoid converting mistakes.