Stages
Just playMission 1/5
Point at the table
Nothing is scored here. Press things and see what changes.
Do thisMission 2/5
Total from the table
Do thisMission 3/5
One stall, gathered
Do thisMission 4/5
Every summary cell follows
Do thisMission 5/5
The total reaches every row
★★★
Run cleared.
🚀 Push it
- 🟢Add a South line to your summary.
- 🟡Change one sale and watch every total move.
- 🔴Explain why a summary should never hold typed numbers.
🌐 Make it for real
Open a blank Google Sheet and build the sample summary from an empty grid.
Twist: change one North sale when you are done and watch the total and both North lines follow.
🧑🏫 Teacher Guideclick to open
⏱ 52218
✅ Watch for
- Totals worked out by eye and typed in
- Ranges that stop one row short
- A stall line that reads one cell instead of gathering