http://www.teacherspayteachers.com/Product/The-Secret-Code-Lesson-14-S-Cubed-Successful-Sight-Singing-967264
Just released my latest lesson in S-Cubed! Successful Sight Singing for Middle School Teachers and their Students!
It is called "The Secret Code!" It focuses on the first step in teaching our students how to identify DO using the key signature. Also, we introduce Chromatics into the game!