Kumon Publishing Get the Sheep Safely to the Other River Crossing Logic and Logic Entrance Exam School Entrance Ages 6 and KUMON (KUMON PUBLISHING)

This is a logic puzzle where you place the specified 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 successful! You can solve the "river crossing problem," which is said to have existed since the 8th century, using real objects. This will help develop logical and mathematical thinking skills. There are 50 questions, ranging from easy ones to difficult ones that even adults will struggle with. Age: 6 years old Set contents: 1 boat, 1 boat sheet, 15 small pieces (3 people, 1 human child, 2 sheep, 1 cabbage, 1 wolf, 1 wolf cub, 1 lion, 1 lion cub, 1 tiger, 1 tiger cub, 1 dragon, 1 dragon cub) / 3 Sheep Princess pieces (*The cards to insert into the boat sheet and pieces are removed from the mount) / 1 question book / 1 answer book