• ✓Idea: train working memory and sequencing, by climbing
• ✓The wall lights a route hold-by-hold; climb it in order
• ✓Clear it and the route grows by one, endlessly
• ✓A miss doesn't end it — the route shortens, you breathe, then climb on
• ✓Keeps your longest-ever route
• ✓Sound + Leo the host
• ✓Fills the screen on phone & desktop

✓ = done · ☐ = planned. Every game is built one step at a time like this.