- LadderFive things, one hidden order. Three tries, and every correct position stays locked.
- MatheOne calculation at a time, chained from the last. Fifteen seconds each — miss one and the run is final.
- ColorPiFive seconds to memorize a colour, one guess to rebuild it. Scored by how close you land, not right or wrong.
- MementoA memory board with a peek: all eight cards show for 1.5 seconds, then it is a race to match the pairs. Every miss costs 3 seconds.