The Tikkun Project
Lesson
2
Choosing Our Target & Measuring Impact
Concept
To make a meaningful difference, a guardian of the community must carefully select a problem that is both personally visible and practically solvable - and must recognize that a challenge doesn't need to be solved completely to be worth acting on, and must set a clear, specific standard in advance for knowing whether the action actually worked, rather than judging success by feeling alone.
Focus Question
How do we choose the right problem to solve, and how will we know if our actions truly made a positive difference?
Knowledge & Understanding Goals
Language, Comprehension Strand C, Grade 3: Evaluate a personal choice against explicit criteria, using textual evidence to support reasoning.
Mathematics, Data Literacy, Grade 3: Collect, organize, and plan for the collection of primary data to track changes in an environment over time.
Thinking & Learning Skills
Thinking Skills (Criteria-Based Filtering): Narrowing a broad list of options using explicit feasibility and visibility criteria.
Research Skills (Measurement Planning): Selecting an appropriate quantitative or qualitative method to track impact before acting.
Context
Following the broad regional brainstorming session in Lesson 1, students now hold a master list of fifteen challenges. This lesson provides the critical strategic filter to narrow that list down to a single actionable project, and introduces the core texts and stories that give the whole unit its ethical foundation.
Lesson Outline
MEETING THE CORE TEXT
Write Pirkei Avot 2:16 on the board: "It is not up to you to complete the work, but neither are you free to desist from it" (Lo Aleicha Hamlacha Ligmor). Explain: we don't have to fix every problem in the world overnight - but we're not allowed to just walk away and do nothing. Our job is to pick our piece of the work and do it beautifully.
SEEING THE TEXT IN ACTION
Explain that people across cultures and generations have made the same point as Lo Aleicha in different ways. Share three: the Starfish Story (a person throwing stranded starfish back into the ocean one at a time - asked "you can't save them all, why bother?" - answers "made a difference to that one"); the Hummingbird story, as told by Wangari Maathai in Dirt! The Movie (a forest fire breaks out; every animal flees except a tiny hummingbird, flying back and forth with single drops of water - asked why bother, she says "I'm doing the best I can"); and The Man Who Planted Trees (a shepherd spends decades quietly planting acorns across a barren, lifeless valley, eventually transforming it into a thriving forest he'll never fully see grow). Ask: what do all four - the text and the three stories - have in common? Record student answers, aiming toward: a small, consistent effort matters, even when the whole problem feels too big for one person to solve.
FILTERING OUR CHALLENGE LIST
Students open their journals to their list of fifteen challenges (Lesson 1) and test each against two questions: Where and when do I personally see or experience this problem firsthand? Is there a realistic way I can help solve this using only the time and resources I have right now? Students highlight their top three ideas and explain their reasoning.
LEARNING TO MEASURE IMPACT
Explain that a Difference Maker doesn't just guess if they helped - they gather evidence to prove it. Introduce two ways a Grade 3 student can measure impact: Counting/Quantitative Data (tallies, counts, minutes - e.g., bags of litter diverted); Stories/Qualitative Data (before-and-after photos, family interviews).
SETTING OUR OWN CRITERIA FOR SUCCESS
Introduce a second sentence stem, a direct parallel to Lesson 1's: "I will know I have made a difference if ___." Explain that just like we needed real evidence to say someone else is caring or brave, we need a real, specific standard to know - not just hope - that our own action actually worked. A vague answer like "if people are happier" doesn't count; a specific one does: "if the recycling bin fills up more each week" or "if fewer people leave the tap running when I check." Students draft an "I will know..." statement for each of their top three problem choices, testing whether each one can actually be checked with the measurement method just discussed. If a student can't write a specific, checkable statement for an idea, that's a signal the idea itself may need to be simplified or replaced.
CHOOSING OUR TOP CHOICE
Students consider a measurement method for each of their top three choices, revising their shortlist if an option turns out not to be measurable. They choose their top choice and complete an exit ticket: What is the issue I want to work on? Where do I see this problem? Can I make a difference with the knowledge, resources, and time I have? What will I count, or what changes will I look for, to prove my action made a difference? I will know I have made a difference if ___.
Notes for Teaching and Evaluation
Consolidating the text and three stories into a single lesson lets students notice the pattern across genuinely different cultural sources for themselves - the repetition is the argument, not a redundancy, provided it happens once, deliberately.
Requiring a measurement plan before a project is finalized - not after - is a deliberate sequencing choice: it catches ideas that sound appealing but can't actually be evaluated, before students become attached to them.
Pairing "I know someone is ___ when I observe them do ___" (Lesson 1, judging others) with "I will know I have made a difference if ___" (this lesson, judging your own future action) makes explicit that criteria-based thinking isn't just a tool for evaluating other people - it's the same discipline applied to yourself, before you act.
Requiring the "I will know..." statement to be checkable against the measurement method chosen moments earlier is what prevents this from becoming an empty ritual phrase.