Tus dev foraging lev hauv qab tsim yog ib daim ntaub uas tsis yog-slip.Lub snuffle lev rau dev muaj ib tug compact tsim thiab yog portable heev.Aub puzzle tuaj yeem txav mus rau sab hauv tsev thiab sab nraum zoov, Thaum dev noj mats tsis siv, nws tuaj yeem muab dov thiab shrunk lossis dai ib sab, yog qhov tsim nyog rau kev mus ncig.