Lena Cascade marble track Build your own marble track and watch the marbles go through all the bends. With 29 parts, you never have to build your marble track the same way. This set is good for motor skills and logical thinking, guaranteed hours of fun! Which marble will make it to the end first? Specifications: Gender: junior Material: plastic Color: multicolor Package dimensions: 12 x 19 x 2.5 cm Age: from 3 years old Content: 29 rail elements 10 Marbles