These are less reliant on larger quantities: As long as the number of local sheep stays relatively constant and the business plans its activities based on this, the foundations can be good for long-term, stable activity. This way, using a labor-intensive material, as discussed in Section 4.2...
书名:TinkerActive Workbooks: 1st Grade Science 一年级科学练习册 读者对象:6-7岁 作者:Justin Krasner,Megan Hewes Butler出版社名称:Macmillan USA出版时间:2019语种:英语ISBN:9781250307255商品尺寸:约19 x 1.4 x 27.2 cm包装:平装页数:约128页(以实物为准)Tinker, make, and engineer to learn through play!