Newton Quiz is a free puzzle game developed by Yong Qiang for iPhone users. The game offers a variety of puzzles that require mathematical and physical skills to solve. The operation is simple, but the levels become increasingly challenging as you progress.

The game's main objective is to calculate the correct answer and pass each level. The puzzles are designed to test your problem-solving abilities and keep you engaged with its unique challenges. Newton Quiz is a great way to exercise your brain and have fun at the same time. Overall, if you're looking for a challenging puzzle game, Newton Quiz is an excellent choice.