Back to School Math Mystery 2nd grade Activity: ‘School Invaders’

Description Kick off the new school year with this Back to School Math Mystery 2nd grade Activity! ‘The Case of The School Invaders’ is a high-engagement first week of school math activity that turns a standard review into an exciting case-solving mission. It’s the perfect no-prep math activity! This resource is loaded with options, including an optional video hook to set the stage! Easy Prep for Print or Digital This resource is designed to be low-prep for you and high-engagement for your students. Printable PDF Version: Just print the worksheets, staple, and go. Google Slides Digital Version: 100% paperless! Simply assign in Google Classroom. (Students must be in ‘edit mode’ to type). Back to School Math Mystery 2nd grade Activity To find the school invaders, students must unlock five clues by correctly solving: Clue 1: Adding 1 (Numbers 1-12) Clue 2: Subtracting 1, 2, and 3 (From Numbers 1-15) Clue 3: Comparing Numbers (Circle the greater number) Clue 4: Ordering Numbers (Numbers 1 – 25) Clue 5: Adding Doubles Flexible for Any 2nd Grade Classroom Use this versatile Back to School math activity 2nd grade for: A fun spiral review (perfect for reviewing 1st-grade skills!) Math centers or stations Homework or enrichment Your “early finisher” tub A lifesaver for your sub-tub! Pacing & Timing This is a comprehensive review that can take anywhere from 30 minutes to 2 hours, depending on your students’ skill level. We recommend pacing it by one clue at a time. Common Questions for this 2nd Grade Math Review Q: Is this a good first week of school math activity? A: Yes! This mystery is specifically designed for the beginning of the year. It works as a powerful 2nd grade math review printable to assess what students remember from the previous year.   Your 2nd Grade Back to School Hub This is one of our 2nd Grade Back to School activities!   Other Grade Editions Available! Love this ‘School Invaders’ theme? This mystery is also available for other grade levels (great for differentiation)! A complete answer key is included!  Frequently Asked Questions & Extras How long does a Math Mystery usually take to complete? Most of my mysteries are designed to take approximately 40–60 minutes. This can vary depending on whether students work individually or in pairs. Many teachers also love using them as a “Friday Fun” activity or breaking them up over two shorter sessions. Is there any prep involved? I know how busy you are, so I keep it “Print & Go.” There is no cutting, laminating, or complex setup required. Just print the clue pages and the opening story, and you are ready to start the investigation! What is a Math Mystery? How do I use them in the classroom or homeschool? <Check out this blog post to read more about how to use these teaching resources> How does differentiation work with these? That’s our secret weapon! Many of our stories are available for other grades, so you can “clue swap.” We even have a blog post explaining how: learn how to differentiate here. Add extra motivation: Download the Mystery Record & Rank Chart FREEBIE HERE Looking for more 2nd-grade resources? Math Mystery Worksheets & Activity Sheets for Teachers For more ideas, activities, and resources, follow my store to stay updated on new releases. We can also stay connected via: Subscribe to my newsletter Pinterest Facebook