Description

Are you looking for a rigorous, engaging way for your students to master 4.MD.B.4? In these 4th grade line plots math mystery worksheets, students don’t just “look” at data—they build it! Every clue in this resource requires students to construct a line plot from a data set and then analyze that data to uncover a secret code.

This digital (with Google Slides) and printable resource combines the high-stakes fun of a superhero detective case with crucial math practice, making it a classroom favorite that’s packed with standards-based content.

⭐ THE CASE OF THE RISKY RANGERS (4TH GRADE EDITION) ⭐

Mathhattan is in chaos! A mysterious device has stolen the powers of the Risky Rangers. Without their abilities, the city’s mathematical “Range” has vanished. Your student detectives must analyze chaotic energy signatures and biological data to find the culprit and restore balance! Your students must become lead detectives, solve five clues by mastering line plots and fractional data, and crack the case to restore the Rangers’ abilities.

⭐ WHAT’S INCLUDED IN THIS RESOURCE ⭐

• Video Hook & Ending: An optional video to introduce the mystery and a concluding video to reveal the culprit, bringing the story to life and boosting engagement! You can check it out here 
• Printable Case File (PDF): A PDF including suspect profiles, five clue worksheets, and detective files.
• Digital Google Slides Version: A digital version of the mystery worksheets, perfect for Google Classroom or 1:1 devices.
• Scaffolding: Clues are arranged in a specific order (1–5) to build student confidence as the math complexity increases.
• Answer Keys: Detailed answer keys and a step-by-step suspect elimination guide for quick grading.

⭐ MATH SKILLS COVERED: CLUE-BY-CLUE BREAKDOWN ⭐

On every clue math worksheet, students must follow a three-step process: (1) Read the Data Table, (2) Construct the Line Plot, and (3) Analyze the Data to solve the questions.

• Clue 1: Energy Signature Scan (Halves): Students plot and analyze distances
• Clue 2: Battery Energy Audit (Quarters): Rigor increases as students plot and interpret measurements involving halves and quarters
• Clue 3: Serum Volume Analysis: Students build a plot of liquid volumes and use “greater than/less than” logic to solve multi-step frequency questions.
• Clue 4: Evidence Scrap Weights (Mixed Fractions): Identifying exact fractional values, calculating combined frequencies (addition), and using comparison logic (more than/less than)
• Clue 5: Bio-Scan Analysis Cell Mass Measurements: Data construction, interpreting cumulative data (“6 mg or more”), and solving multi-step comparison problems, including finding the range.

⭐ TEACHER NOTE: NAVIGATION & INTERVALS ⭐

To support fractional fluency, the line plot intervals in this 4th Grade edition consist of wholes, halves, and quarters. Students must identify and plot data points accurately across these three levels of precision to reveal each clue.

⭐ IMPLEMENTATION TIPS ⭐

• Scaffolded Learning: The clues move from basic halves to complex fourths, making it a perfect week-long review!
• Versatile Use: Ideal for Math Centers, Substitute Plans, or an end-of-unit assessment that students actually want to finish.

⭐ EASY TO PREP! ⭐

• Printable PDF: “Easy Prep” design—just print, copy, and distribute! Perfect for sub tubs. The video can be watched anywhere like the smart board, tablet, or computer.
• Digital Google Slides™: A ready-to-go Google Slides option is included for paperless completion. Please use ‘edit’ mode to enter answers, not slideshow mode.
• Requires no extra props or setup. Just print and go!

⭐ Frequently Asked Questions & Extras ⭐

• Looking for more 4th grade resources? Math Mystery Worksheets & Activity Sheets for Teachers

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