Course: Designing and Weaving with Blocks Start Course Continue Course Retake Course Preview Course Learn More Progress Introduction 3 Lessons Some Basics Adding More Blocks How Many Blocks for Different Structures A table that breaks down four different block weave structures. Summer and Winter 1 Lesson Introduction to Summer and Winter Twill Blocks 1 Lesson Introduction to Twill Blocks Retake this course? Retaking this course from the beginning will reset all of your tracked progress. Retake Cancel