Investigating the common contraptions that make so much possible - from zippers and rolling pins to catapults and the pyramids - this book encourages kids to look differently at the numerous objects in everyday life. It is suitable for children of ages 9 to 12 years.
- Limba : Engleza
- Data Publicarii : 01 Oct 2011
- Format : Paperback
- Numar pagini : 96
- ISBN : 9781936313822