KUMON PUBLISHING KUMON Sheep safely to the other River Crossing Logic Puzzle and Cabbage Logic Puzzle Arithmetic Entrance Ex

It's a logic puzzle where you can put the designated pieces on a boat according to the conditions, go back and forth across the river, and if you can get everyone to the other side, you're right! You can use real objects to solve the ``river crossing problem,'' which is said to have existed since the 8th century. Develop logical and mathematical thinking skills. There are 50 questions, ranging from simple questions to difficult questions that even adults worry about. Target age: 6 years old Set contents: 1 boat, 1 boat sheet, 15 pieces (small) (3 people, 1 human child, 2 sheep, 1 cabbage, 1 wolf, 1 wolf cub, Lion x 1 x Lion cub x 1, Tiger x 1, Tiger cub x 1, Dragon x 1, Dragon cub x 1) / Piece (stand) Sheep princess x 3) *Fune sheets and cards inserted into pieces must be removed from the mount) / Question book x 1 copy / Answer book x 1 copy