Fun and engaging math puzzles will challenge students to think outside the box and develop problem solving strategies! This google slides resource includes 20 digital What Number Am I? Math Brain Teaser Puzzles & 2 make your own slides. This activity is great for promoting critical thinking, mental math, problem solving, logical reasoning, computation & reasoning skills. Students use addition, subtraction and patterns to solve for the missing number. Brainteasers foster a growth mindset and