- colorization__easy
- counting__easy
- fetch_reach__easy
- jigsaw__easy
- matchstick_equation__easy
- matchstick_rotation__easy
- maze_2d__easy
- maze_3d__easy
- mental_rotation_2d__easy
- mental_rotation_3d_cube__easy
- mental_rotation_3d_objaverse__easy
- patch_reassembly__easy
- referring_dot_pointing__easy
- sliding_block__easy
- video_unshuffle__easy
- zoom_in_puzzle__easy