Count an unseen interval and release as close to the target as possible.

Follow a sequence of turns from a starting direction.

Pack six weighted parcels into three holds with exact capacities.

Clear number pairs that are equal or add to ten.

Set an analog clock to the target digital time.

Remove a layered pile without lifting a covered stick.

Punch a folded sheet to recreate a symmetric target pattern.

Adjust red, green and blue to match ten target swatches.

Steer and turn a small ship in a turn-based island duel.