在amazon上发现两种：
1.VTech Sit-to-Stand Learning Walker
http://www.amazon.com/gp/product/B0053X62GK/ref=ox_sc_act_title_5?ie=UTF8&psc=1&smid=ATVPDKIKX0DER
2. Melissa & Doug Deluxe Chomp & Clack Alligator Push Toy
http://www.amazon.com/gp/product/B000GZGE3Q/ref=ox_sc_act_title_2?ie=UTF8&psc=1&smid=ATVPDKIKX0DER
有没有买过的美妈，给我点建议呀。哪个宝宝可能比较喜欢呀。谢谢