Singin' & Signin' is a fun, interactive, full student engagement lesson that teaches students how to measure supplementary, complementary, and vertical angles. Included are lyrics, signs, a video and a Flip & Fold manipulative. The lesson is provided in a two column, two color note-taking format for students along with an embedded video of students singing the lyrics and sign clips page. The lesson uses PowerPoint that allows the teacher to move through the lesson by clicks! Singin' & Signin' won the 2009 Classroom of the Future Foundation Award. Visit our website at www.NickyNote.com for more information!