「ナゾでナゾ知ってナゾ」 (Nazo de Nazo Shitte Nazo) or Are You Smarter Than a 5th Grader (Australia) is a fun Nintendo DS game that tests your knowledge. Based on the popular TV game show, this game puts you in the hot seat and tests your knowledge of elementary school subjects. You will have to answer questions from a variety of topics such as math, science, history, geography and more. What's more, you can also challenge your friends to see who is smarter! The game features a wide selection of questions from various categories, allowing you to test your knowledge of different topics. You will have to answer questions from a variety of topics such as math, science, history, geography and more. You can also choose from a variety of difficulty levels, so you can challenge yourself or your friends. The game also features a variety of mini-games, which are fun and challenging. You can play these mini-games to earn coins, which can be used to purchase items in the game. The game also features a variety of special items that can help you out during the game. Are You Smarter Than a 5th Grader (Australia) is a great game for anyone who loves trivia and testing their knowledge. With a wide selection of questions and mini-games, this game will keep you entertained for hours. So why not challenge yourself and see if you can beat the 5th grader!