Rainbow CanEasier than the other tiled cans since there is no difficult pattern to find and the pieces of the same colour are interchangeable.
Rainbow ShuttleA cloned version of "Tower of Babylon" with a body coloured in shades of grey.
RanzhirAn implementation of Tower of Hanoi with eight pieces.
Ringan - BirdsAnother version of the Ringan. This one features mostly birds and two ground animals.
Ringan - FlowersSix columns of tiles, half three tiles long, the other half four tiles long. With one hole.
RomashkaAnother variant of the soviet flower puzzles.
Rota CubesThree cubes in a tetrahedral case. With every move they not only change position but also orientation.
Rusty TowerA remake of the Babylon tower but with bandaged grooves.