Intended as an introductory unit activity, a Minds-On • I Wonder • Gallery Walk engages students with pulley systems, by providing real world images that access prior knowledge. Engage students in a Think-Pair-Share Gallery Walk to access prior knowledge about pulley systems. Promote, higher order thinking, interaction, discussion, and collaborative learning through inquiry-based question prompts. This introductory activity allows students to start thinking about various pulley system purpose