Have you heard of Balance Beams (aka Halloween puzzles)? These 10 Halloween logic puzzles sharpen addition and subtraction fact fluency and are great math enrichment in 1st, 2nd, and 3rd grade! These October brain teasers make great math centers, activities. Fast finishers use their math fact critical thinking skills to find the missing addends in each add or subtract equation. These Halloween puzzles are perfect for adding a spooky twist to Halloween math stations, morning work, problem of the