1. 초등컴퓨팅교사협회 http://hicomputing.org/unplugged
2. CS Unplugged http://csunplugged.org
3. CODE.ORG https://code.org/curriculum/unplugged
4. 컴퓨터과학 언플러그드 http://statkclee.github.io/website-csunplugged/
5. 소프트웨어야 놀자 http://www.playsw.or.kr/online/unplugged/cs_unplugged
