“…When participants, including caregivers and children, were prepared with information and scaffolding before entering the exhibit, they reported positive learning outcomes [ 7 , 31 , 38 , 53 , 59 , 60 , 66 , 67 ]. The frequency and quality of caregivers’ and staff’ guiding questions and causal talk during participation in the exhibit also resulted in positive outcomes for children [ 1 , 7 , 37 , 38 , 53 , 54 , 57 ]. When children were given the opportunity to both observe and interact with the exhibit, they reported positive learning results [ 1 , 41 , 55 , 57 , 58 , 61 , 62 ].…”