本书主要内容是青少年进行的"探秘中国古代科技发明创造",包括两大部分,一部分是青少年针对在科技馆、展览馆等场所寻找到的古代科技发明创造索做的科学笔记,大多以板报的形式出现。另一部分是在100多份科学笔记的基础上,青少年对17个项目进行的探究,如技术简介、模型研究、相关知识点的分析等,包括纺车、龙骨水车、指南针、造纸术、弩机等17个项目。
- Available Now
- New eBook additions
- New kids additions
- New teen additions
- Mysteries
- Read Local
- Thrillers
- General Fiction
- Romance
- Biographies & Autobiographies
- Sci-Fi & Fantasy
- Popular Non-Fiction
- Graphic Novels
- See all ebooks collections
- Available now
- New audiobook additions
- New kids additions
- New teen additions
- Mysteries
- Thrillers
- Romance
- Biographies & Autobiographies
- Popular Fiction
- Popular Non-Fiction
- Sci-Fi & Fantasy
- Professional Development
- Uplifting Listens
- See all audiobooks collections