Science for fun
Sokoban
On the Maths is Fun website there are 60 levels of the Sokoban, a classic Warehouse puzzle from Japan.
The solutions for levels 1 to 20 can be found here.
Below are the Sokoban solutions for levels 21 to 30 for the puzzles from mathsisfun.com. The Sokoban solutions for levels 31 to 40 are here. The Sokoban solutions for levels 41 to 50 are here. The sets of solutions 21-30, 31-40, and 41-50 are on my YouTube Channel.
Levels 21 to 30
Level 21
Level 22
Level 23
Level 24
Level 25
Level 26
Level 27
Level 28
Level 29
Level 30