Cut out the codes and post them around the room. Using a QR code scanner on a tablet or phone students will scan the first code to start. The answer is on the top of the square; so once they find their next code to scan it is self-correcting.
The final code will ask them to put all their answers in a certain order to be able to solve it.
6th
Basic Operations, Math, Order of Operations
CCSS
6.EE.A.2c
FREE
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