Mountain House is not designed only for 1 form.
You can make different compositions with 92 various wooden pieces. The main aim of the game is not to glue when building the mountain house. So, players build various compositions by their desire. The game contributes to children's problem-solving skills, handicraft skills and improves their habits of helping others and asking for help as well. It does not contain harmful matter. Also, this game increases the progress of abilities, perception of focusing, problem-solving, connection betweenpieces and whole, similarity and difference and comparison abilities.