This link will take you to Google Colab and allow your students to test and enhance their skills. This code will help better understand the concepts of parallel, infinite, and intersecting lines and equations. The link offers mastery (students attempt to get 3 correct answers in-a-row and let the teacher know when this happens). The concept of matrix operations come into play, allowing students to make the connection with elimination and systems of equations. Graphical, algebraic, and elim