Internal parts will change color due to hand temperature! There are thirty-seven parts in total. Come and challenge! Gourmets who love to eat beef/Shops that sell beef meals/Teach children about cows and cows. The best teaching props 37 pieces in total. Train your memory by assembling various parts of the cow. Cute three-dimensional shape makes learning more interesting. It can also be put together as a supporting display. Applicable objects: Children aged 6 or above. When assembling 38 parts, a cute chicken can be completed. Product size: W76 x H90 x D58 (mm) Packing size: W160 x H120 x D50 (mm) Material: PVC/ABS/Paper Applicable age: 15 years old and above Manufacturer: Megahouse ※The instruction manual is in Japanese