[header] How to skip school [title] Set the scene. [step] If you are going to pretend to be sick, tell your parents that you don't feel well a couple of days beforehand. Your sickness will be more believable if your parents see some symptoms before the actual sick day. 
[substeps] To fake a stomach ache, tell your parents that you may have eaten something bad at school. To fake a cold, say that your throat has been feeling a little scratchy.