This learning resource is designed to help students master the knowledge of major organs and functions within the 11 body systems. It includes a reference table for quick recall of each system's name, primary function, and major organ. Activities focus on retrieval practice, allowing students to identify major organs without reference materials, thereby reinforcing memory and understanding. There is also an exit ticket task for students to explain how two systems interact, providing an opportunity for critical thinking and synthesis of knowledge. Additional challenges encourage creativity and peer-to-peer engagement, such as designing interactive questions and exploring the relationships between different body systems.