286 Pieces educational construction engineering building junior block set (10 in 1 models) is a great educational toy, which will gain an interest among children. Children have an opportunity to learn and expand their skills while playing in a relaxed atmosphere. Children can collect cars, boats, helicopters, special vehicles, robots or any other model using their own imagination. This junior block set can help them to improve their hands-on ability, imagination and creativity. Collect model quickly and easily, as a kit supplied the necessary tools - wrenches and screwdriver, which works like the real thing. This constructor uses 2aabattery(not included) which is suitable for kids above 6+ years of age.