Variables & Fair Tests: Companion Pack

Printable companion for an online lesson
These printable worksheets and visual notes accompany an online lesson hosted on an external, ad-free educational website. The online lesson is free to use, with no fees, login, or registration required. Internet access is required to use the online lesson alongside these pages. The direct lesson link is included in the downloadable teacher guide.

Printable companion worksheets for the free interactive Variables & Fair Tests greenhouse lesson. Use the online lesson first or alongside these pages—the wording, data, and student tasks are designed to match.

Students diagnose an unfair greenhouse investigation, identify independent, dependent, and controlled variables, design a fair test, and defend their reasoning with a claim-evidence-reasoning report.

What is included

• Visual Notes: 2-page illustrated sketch-style student pages with a matching answer key
• Standard Worksheet: 3 pages following the lesson’s five acts, ending with a full greenhouse CER report, with a matching answer key
• 4-page teacher guide with use options, pacing, tips, and common student mix-ups
• Terms of use

Classroom use

The free online lesson is self-paced. Use it with these companion pages for stations, substitute days with internet access, flipped classrooms, or pre-lab review. Assign either student format alongside the online lesson and use the other for review, makeup work, or differentiation. Every student page has a matching answer key.

Grades 7–12. Best fit for introductory science, biology, and scientific-practice units. Single-teacher license. © Osmia LLC.