"Making" has been used to describe an internally motivated iterative design process that embodies notions of playful building and tinkering. Recently, interest in applying making to PK-12 education has increased. As schools add facilities dedicated to making, there is a need to support teachers in effectively utilizing these makerspaces.…

The Lawrence Hall of Science, a science center, seeks to replicate real-world engineering at the "Ingenuity in Action" exhibit, which consists of three open-ended challenges. These problems encourage children to engage in engineering design processes and problem-solving techniques through tinkering. We observed and interviewed 112…