Yoku Wakaru Gendai Mahou: Cruncha Cruncha Cruncha
Yoku Wakaru Gendai Mahou 0
Modern Magic for Dummies
Properly Learned Modern Magic
よくわかる現代魔法 第0話 cruncha cruncha cruncha
An extra episode entitled "cruncha cruncha cruncha", which happens in the middle of the TV series. It's called an "Advanced Broadcast" and was aired prior to the actual series.