This activity is an engaging and interactive multi-device e-learning Bilingual (English-Spanish). The objective is to help students manipulate Algebra Tiles to model expressions.✅Includes 20 expressions with x, -x, 1, and -1.✅The student receives a personalized Certificate of Completion with a grade in points and percentage, the option to try again, date of completion, and student's name.✅The lesson is already hosted and ready to embed in Google Sites, Google Classroom, or any LMS (Blackboard,