https://www.fatbraintoys.com/toy_companies/toysmith/4m_crystal_growing_experimental_kit.cfm?source=google_pla&kwid=TS240-1&gclid=Cj0KCQiA6ozhBRC8ARIsAIh_VC0WZdQnYJqlSnSidaS5F-VtA-ihk3XkESjHtrhQoT4FvHXPEwmDf9oaAmHZEALw_wcB
• 是的,类似这样的,各种大小的都有,在好的玩具店经常见到 -greenlawn- ♀ (0 bytes) () 12/27/2018 postreply 10:13:12