Just like everybody poops, everybody throws temper tantrums -- particularly during the toddler years. Parents of 2-year-olds well know that a child's mood can be a delicate thing, but there is a neurological method to the madness. In general, temper tantrums are a normal, healthy part of childhood development, and understanding what brings them on can make them easier to tame. But don't wait until the clouds roll in to test how well you can minimize a meltdown. Take this temper tantrum quiz to prepare for the inevitable outburst.