This is a great game to use as a fast-paced, fun whole group or small group review of ecosystems. The game matches the South Carolina 5th Grade Science Standards and is directly related to the standards support document. Play "Beat the Clock" to wrap around in a set amount of time or have students build a "train" of cards and try to get back to the beginning. Perfect for PASS review or an end-of-unit review. Print off on card stock and laminate for durability. 39 cards are included.