Representation in science is anything that stands for something else--drawings, pictures, graphs, or other representational forms (Danish et al. 2020). Representations serve as public displays of phenomena that make aspects of those phenomena explicit (Gilbert 2008). They can serve to make the invisible visible, communicate ideas, display…

An open-ended assignment to "make something" out of cardboard was a good fit for a half-day camp class of children in kindergarten, first, and second grades where the first goal was to have fun while learning. Given the opportunity to make something of their own design for their own purposes out of cardboard, the children persisted while…