OUR DIFFERENCE：Unlike other circuit board production methods on the market, our sensory boards are cut from whole logs, rather than glued veneer. We use the structure of a small house to bring together different functions, compared to a single piece of busy board, we are more interesting and cost-effective. BEAUTIFUL DESIGN:This busy board is specially designed for toddlers who love switches and LED lights. This busy board is set up with a number of different switches, each corresponding to a different color or style of LED lights. The brightness of each LED is adjusted to the degree suitable for the baby, not too bright, too harsh, too dark, can not see clearly. LEARNING AND PLAY:Young children can use this busy room to identify different colors and sizes, to satisfy the child's curiosity about various switches and sound and light, but also to exercise the baby's thinking ability and hands-on ability. Please bring four AAA batteries before use. MULTI-PURPOSE TOY:This busy toy for ages 3 + is suitable for different scenarios, such as at home, or on a plane, in the car, and on a trip. This is the perfect travel toy that will calm your baby down and do his own thing. It can also be used in pre-school institutions or kindergartens. SATISFACTORY SERVICE:If you have any dissatisfaction or questions about this Montessori toy, please feel free to contact us and we will reply within 24 hours. This busy house is the perfect toddler toy, the birthday Christmas gift that replaces screen time. › See more product details