Learning paths
Original
From spreadsheets to SQL
For anyone who filters, sorts, pivots and VLOOKUPs today: rebuild each habit as a query, then answer a real question yourself.
8 chapters · about 4 min
16 Oct 2026
Rehearse it before you live it: a trip, a purchase, a new subject, played out step by step in 3D.
Start from what you know and build the idea, hands-on, one step at a time.