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. Find the GCF of 18 and 24 | 6 | 2. | 3. Find the greatest common factor of 32, 24, and 40 | 8 | 4. | 5. Mrs. Laplander is making necklaces. She has 90 green beads and 108 blue beads. What is the greatest number of identical necklaces she can make if she wants to use all the beads? | 18 necklaces | 6. | 7. Find the least common multiple of 9 and 21 | 63 | 8. | 9. Find the least common multiple of 8 and 10 | 40 | 10. | 11. Which of the following numbers are prime | 95, 53, 24 | 12. | 13. Make a list of all the prime numbers from 50 through 75. | 53, 59, 61, 67, 71, 73 | 14. | 15. List all the factors of 100. | 1, 2, 4, 5, 10, 20, 25, 50, 100 |
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