Perfect elementary school student king Sudoku intelligent math game machine, nine-square children elementary school student entry portable electric

Overview"Sudoku is more than just a game. It has been included in exam questions. There are Sudoku competitions all over the country. 365-level question bank, advanced levels stimulate mathematical thinking, advanced levels, rank rewards, smart sensing, hidden storage Smart sensing upgrades the gameplay to provide a unique Sudoku experience. Place the pieces properly and intelligently judge the questions. No need for manual judgment. Say goodbye to traditional Sudoku. Help children get started with Sudoku from 3 squares. It only has 3 squares and 1-9 numbers. It is easy to operate. 5 master methodologies to help children upgrade their thinking, not afraid of difficult questions or lack of ideas for solving problems Improve children's 4 abilities (reasoning, calculation, memory, and concentration) and learn 5 ways of thinking (filtering thinking, creative thinking, reverse thinking, tentative thinking, and progressive thinking) Answering rewards will improve children's self-confidence. You can get stickers for each correct answer. Remember to give yourself a thumbs up! The Sudoku machine is a storage box. The Sudoku machine has its own chess pieces storage on the back. The king of mathematics in Sudoku, combining Sudoku with addition, subtraction, multiplication, and division not only encompasses all the abilities that Sudoku can train, but also trains mathematical calculation skills, building confidence in mathematics through hands-on skillful calculation. Difficulty mode is optional, simple mode: Put the chess pieces into the host, immediately recognize right or wrong and prompt right or wrong. Idle and difficult mode: Based on clues, put all the chess pieces on the chessboard and prompt right or wrong,"