Stacking Toys: The stone blocks have many flat cut surfaces so the stones can be stacked and kids can stack different shapes of stones to the highest. Unlike regular building blocks, this wooden stone balancing and stacking game is a better way to stimulate a child's sense of challenge and develop their hands-on skills, promote creativity, resilience and persistence and to strengthen fine motor skills, visual-spatial skills, color recognition and thus training logical thinking. Innovative building block toys: Different from traditional building blocks, each building block is a polyhedron, and each building block is different in size, color and weight. This makes the stacking game more challenging, so children can complete the building block process in a new way. Safety material Kids Love Rocks: The stone balance weight is made of high-quality wood and coated with environmentally friendly paint. It is natural, safe, non-toxic and well made. IDEAL GIFT OPTION: The toy has lots of fun to keep your kids engrossed for hours! It is perfect for all occasions: parties, birthdays, holidays, Christmas and more. It can be played with by more than one kids, thus increasing interaction between them Ideal gift choice: This is the best preschool gift that can start children's brain thinking, exercise their patience, creativity, and logical reasoning ability. Can be used as the best gift for Christmas, school, birthday, parties, and other parties. It can play with multiple children, thereby increasing the interaction between them.