In 2010, researchers found that subjects were much better  at getting through a complex 3-D maze if they had napped and dreamed of the maze prior to their second attempt.
Pada 2010, ilmuwan menemukan bahwa subyek bisa melewati labirin 3D rumit  dengan lebih baik jika mereka tidur sebentar dan memimpikan  labirin itu sebelum mencoba kedua kalinya.