Learners' use of digital simulations is an important dimension of scientific modeling. Prior studies show teachers may misconstrue the epistemic affordances of simulation, valuing simulations for their ease of use to portray information (Bo et al. "Journal of Science Education and Technology," 27, 550-565, 2018) and for their aesthetic…

Augmented reality (AR), where digital holograms are layered over the real world, is rapidly being applied to different educational domains, including mathematics education. However, little is known about how AR can be effectively designed for collaborative use. There are both practical and theory-based reasons to set up collaboration in AR in…