CrossRoads:
The book is available in Kindle also.
http://www.amazon.com/Arduino-Teens-1st-Course-Technology-ebook/dp/B00GJXOI4Q/ref=dp_kinw_strp_1
By pdf the OP might mean "free" 8)
CrossRoads:
The book is available in Kindle also.
http://www.amazon.com/Arduino-Teens-1st-Course-Technology-ebook/dp/B00GJXOI4Q/ref=dp_kinw_strp_1
By pdf the OP might mean "free" 8)