Have your students Celebrate Earth Day AND review their multiplication and division facts to 100 with this fun Mystery Pixel Activity. The activity comes with 2 Earth Day riddles that students solve by multiplying and dividing. You will get a printable key making it both a digital and printable activity. Fun activity for the end of the year! It is perfect for:independent practicepartner worktest-prepspiral or end of the year reviewmath centershomeworkearly finishersan extension activityWhat is