2. Determine which learner in each pair is Learner #1 and which is Learner #2. This can be done by asking the buddies to choose amongst themselves. Or, if this may be complicated, you can announce a random criteria (such as height, alphabetical order, etc.) that will determine which learner in each pair is which - for example, "The person whose name comes first in the alphabet is Learner #1 today!"