Use these printables while learning about taking care of the Earth! Perfect for Earth Day, ELA lessons, or a science unit! Product is intended for primary students and includes:* Riddles* Fill in the blank (with multiple choice)* Fill in the blank (without multiple choice)* Vocabulary - using pictures* Sorting glass, metal, paper, and plastic* Different types of pollution (air, water, and land)* Learning about the 3 Rs: reduce, reuse, and recycle* Sequence writing - What happens to trash?* Writ