12.3 x 7.9 x 1.1 inches (31.3cm x 20cm x 2.7cm), Red, Blue, Yellow, Green, Brown
【Montessori-Inspired Wooden Russian Blocks Puzzle for Ages 3-6】 This wooden Montessori toy blends classic Russian Blocks-style play with Montessori learning principles, making it a standout educational choice for kids 3-6.