A caliper can take you back to the days of your high school science classes, which might be the only time you remember needing one. Now, in Better Beaders Episode 125, Allie shows you how to use a caliper when beading. It's never a bad idea to double-check the sizes of your beads before getting deep into a project. If you have not done so yet, add the caliper into your repertoire of tools to keep yourself on track for becoming a better beader!