Are you searching for an engaging Halloween activity that’ll review Triangle Angle Sum Theorems? Here’s a self checking activity with an Unscramble the Puzzle activity. Students will find the value of ‘x’ or the missing angle using the Interior and or exterior Angle Sum Theorem, Equiangular / Equilateral Triangle Theorem and Supplementary Angles knowledge. Also, algebraic equations to find the missing angle or value of ‘x’. They are provided an answer bank to the 18 task cards in which they’ll