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. Write the missing numbers: 12, 10, __, 6, __, 2,0 | 8,4 | 2. Base Ten Riddle: a. I have 23 ones and 4 tens. What am I? | 63 | 3. Nisha read the scale on a graduated cylinder that contained water and an eraser. The reading showed 81 cc. When she removed the eraser, the volume of the water was 65 cc. What is the volume of the eraser? | 16 cc | 4. My younger brother wanted a new eraser costing 25 cents, so he emptied out his piggybank and got the money he needed. He just had enough to pay for the eraser, even though he had 12 coins. How many pennies, nickels, and dimes did he have? | 1 nickle, 1 dime, and 10 pennies | 5. A family shared a pie for Pi Day and when they were finished eating, half was left over. Later that day, Tom got hungry and ate a fourth of the leftover pie. What fraction of the pie did Tom eat the second time? | 1/8 | 6. What is the largest amount that a person can have in just coins and still not be able to make change for a dollar? | $1.19 (3 quarters, 4 dimes, and 4 pennies) | 7. A taxi charges an initial fee of $2.50 for a ride. They then charge 25 cents for every 1/10 of a mile. You plan to tip 20% of the total charge. You only have $17 in your wallet and are 8 miles from home. How far are you from your house when the taxi needs to pull over? | 3 1/3 miles from your house | 8. What is the smallest prime number? | 2 | 9. What is the volume of a truncated pyramid whose base is a square of size 4 cubits, the top is a square of 2 cubits with a height of 6 cubits? | 56u^3 | 10. Jack fetched three more pails of water than Jill did and together they carried 21 buckets. How many did each person fetch? | Jack-12 and Jill-9 |
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