This Earth Day math activity for 2nd grade gives students a fun and engaging math review option during April. In this activity, students are tasked with helping the students in the story collect items to recycle by answering a series of challenge questions. All questions are presented as word problems. Each page comes in full page and 1/4 page options.Standards covered:- 10 More/Less 3-Digit Numbers (2.NBT.8)- 1 & 2-step Word Problems (2.OA.1)- Arrays up to 5x5 (2.OA.4)- Length Word Problems