Unplugged activities are meant to teach the concepts of Computational Thinking without the distraction and use of technology. The activities present problems that can be solved using Computational Thinking strategies through the use of a variety of materials (paper, string, cups, balls...).
Lesson on perseverance - studio.code.org
Cup Stacking - studio.code.org
Paper Airplane Algorithm - studio.code.org
CS Unplugged - CS Unplugged is a collection of free learning activities that teach Computer Science through engaging games and puzzles that use cards, string, crayons and lots of running around
CS Fundamentals Unplugged - a list of all code.org's unplugged lessons for you to use in your classroom. Try using these lessons as a stand alone course or as complementary lessons for any computer science course.
Introducing Computational Thinking into the classroom - British Columbia Ministry of Education
A getting Started with Primary Students Activity - My Robotic Friend - First Steps
A getting Started with Intermediate Students Activity - My Robotic Friend - Cup Stacking Activity