Make Math Moments Academy › Forums › Full Workshop Reflections › Module 2: Engaging Students Using Problems That Spark Curiosity › Lesson 24: How to transform textbook problems into captivating tasks › Lesson 24 Question & Sharing › Reply To: Lesson 24 Question & Sharing

Great start here Nicolle,
I wonder if your follow up could be related to having them create their own problem for the other line segment.
or another variation before you reveal the expressions for AC is to have students create expressions that would be equivalent to AC.
Some students might say AC = 10 + 10 or AC = 25 – 5 or some might say AC = 2*5 + 10 .
Having them create expressions can make the transition to solving the equation a little easier and intuitive.