Week 03 · Plan, Then Run
Tuesday
Two plans, one flag
// Trace the path before Nova flies
⏱ about 15 min
Two plans, one flag
Rocket wrote two plans.
Only one reaches the flag.
You are the judge!
WARM-UP: PLAN FIRST
- Think like a planner.
- Tap the answer.
the grid
?
the grid
?
What do you notice?
Two plans can look alike.
Count the moves in each.
Counting tells them apart.
Trace both plans
Trace plan A. Where does it end?
Trace plan B. Where does it end?
The flag picks the winner.
Nova flies the winner
Nova flies any plan exactly.
Even a plan that misses!
So judge carefully first.
PLAN A OR PLAN B?
- Trace both plans.
- Tap the plan that wins.
the grid
?
the grid
?
the grid
?
the grid
?
Four grids, four winners.
Your finger judged them all.
Now fly one yourself!
FLY YOUR OWN PLAN
Judge your own plan first. Then tap it.
Trace a plan with your finger. Then tap the squares from S to the star.
Click S to start, then click each next cell. Path so far: 0 cells
Last challenge!
Think of the small grid.
Does each plan reach the flag?
Tap T or F.
The flag needs 2 rights and 1 up.
| plan | reaches the flag? |
|---|---|
| right, right, up | ? |
| right, up, right | ? |
| right, right, right | ? |
| up, up, right | ? |
The judge has spoken!
Trace both plans.
Count every move.
The flag picks the winner.