This circuit worksheet consists of 28 questions, including factoring quadratic expressions a = 1 and difference of squares (at this point, I want students to think difference of squares as the quadratic expressions with b = 0). You might also like: Circuit Worksheet Factoring Quadratic Expressions a > 1Circuit Worksheet Factoring Quadratic Expressions Involving GCFAs a follow up, I give a small quiz or a supplement practice after this circuit worksheet just to ensure students understand the