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1. Arrange students into groups. Each group needs at least ONE person who has a mobile device.
2. If their phone camera doesn't automatically detect and decode QR codes, ask students to
4. Cut them out and place them around your class / school.
1. Give each group a clipboard and a piece of paper so they can write down the decoded questions and their answers to them.
2. Explain to the students that the codes are hidden around the school. Each team will get ONE point for each question they correctly decode and copy down onto their sheet, and a further TWO points if they can then provide the correct answer and write this down underneath the question.
3. Away they go! The winner is the first team to return with the most correct answers in the time available. This could be within a lesson, or during a lunchbreak, or even over several days!
4. A detailed case study in how to set up a successful QR Scavenger Hunt using this tool can be found here.
Question | Answer |
1. The fluid that removes cellular waste products, pathogens, and dead blood cells from the tissue | Lymph | 2. Bean-shaped structures of the lymphatic system where pathogens and other harmful substances are filtered from the lymph by specialized cells of the immune system | Lymph Nodes | 3. Lymphoid structures of the lymphatic system that protect the entry to the respiratory system | Tonsils and Adenoids | 4. A sac-like mass of lymphoid tissue with protective roles in both the immune and lymphatic systems | Spleen | 5. Produces lymphocytes, which are specialized leukocytes (white blood cells) | Bone Marrow | 6. Specialized leukocytes that play important roles in the immune reactions | Lymphocytes | 7. A gland located in the upper chest with specialized roles in both the lymphatic and immune systems | Thymus | 8. Specialized structure that absorb those fats that cannot be transported by the bloodstream | Lacteals | 9. Which are disease producing microorganisms | Pathogens | 10. Which are substances that produce allergic reactions | Allergens | 11. Which are potentially life threatening cancer cells | Malignant cells | 12. Has the hemolytic function of destroying worn-out erythrocytes and releasing their hemoglobin for reuse | Spleen | 13. An acquired unresponsiveness to a specific antigen | Tolerance | 14. Its functions use structures from several other body systems | The Immune System | 15. This covers the skin and makes it an inhospitable environment for most bacteria | Acid mantle | 16. Means that there are no cuts, scrapes, open sores, or breaks in the skin | Intact | 17. Any substance the body regards as being foreign | Antigen | 18. Disease-fighting protein created by the immune system in response to the presence of a specific antigen | Antibody | 19. This term and antibody are often used interchangeably | Immunoglobulin | 20. The state of being resistant to a specific disease | Immunity | 21. Present at birth or it is passed from the mother to her child through breast milk | Natural or passive immunity | 22. Being vaccinated | Acquired Immunity |
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