Simplify the following text for a Grade 7 native English-speaking person.
Original: Mighty Morphin Power Rangers ( abbreviated as MMPR ) is an American live-action children 's television series based on the 16th installment of the Japanese Super Sentai franchise , KyÅ ryÅ `` Sentai Zyuranger .
Simplified: Like all Power Rangers shows , Mighty Morphin Power Rangers is based on Super Sentai shows from Japan .