Great activity for July 4th, Flag Day, or Memorial Day! These task cards introduce beginning algebraic thinking concepts and critical thinking skills! This enrichment activity provides a creative review with a fun Fourth of July theme for addition doubles and sums to 20. The product includes:* PDF 16 numbered color puzzles * Student answer sheet and answer key * PPT of the 16 task cards NOTE: If you already own the Holiday Sums to 20 Bundle, this product is included in the FREE download!!Other R