1-3 of 3 results for "invention"
Written by John Coy
What can you do with a bunch of rowdy college boys in the winter when it’s cold outside? John...
2nd - 6th
Written by Ruth Kassinger
With this collection of exciting projects, learn all about the problem-solving skills and tools you...
3rd - 7th
Written by DK Children
From automata created by Leonardo Da Vinci to modern-day androids and animal robots, this book...
