Matemáticas 7 años is an Android game designed for children in second grade to reinforce their math skills. Developed by The City of Apps, this game is free to download and play. With over 1000 questions and 16 topics, including numbers, series, addition, subtraction, multiplication tables, measurements, and flat figures, this game covers a wide range of mathematical concepts.

Children can explore the different topics by completing a map of themes and taking a final exam. The game is easy to play, and children can enjoy it without an internet connection. This app is perfect for parents who want to help their children learn math in a fun and interactive way.

Overall, Matemáticas 7 años is an excellent educational game for kids, and it's free! With its vast collection of topics and questions, children can learn and reinforce their math skills in an enjoyable way.