DescriptionThe product is educational toy for kids, made of quality wood material, durable and safe to use. Your kid will like them very much. They can help promote the kid's abilities of color and number cognizance, eye-hand coordination, emotion communication, operation etc. Good educational toys for kid.Features-Color: As shown -Material: Wood -Size: About 24.00X24.00X2.50cm/9.43X9.43X0.98inch -Provide a sensory experience of the quantity of each number and its name. -The product we offered has reasonable and affordable price for you to save money. -Step number stick based on mathematical theory, has a certain education and inspiration, can let the baby know color, learn math, add, subtract, multiply and divide operations. -Use length comparisons to understand the size of numbers. -Children can perceive the logical combination relationship between lengths.