Book excerpt: Librarians Graves et al. discuss challenge-based learning in school library makerspaces. They describe how to create a maker community in a school; expand learning with the local and global maker community through Maker Fests, digital media, local events, and other means; craft interactive spaces; use the workshop model to teach students a new skill; use design thinking, design challenges, and crowdsourced research methods to help students think like designers; create design challenges for elementary and secondary students; and use crowdsourced research and maker journals. --Publisher.