Monster Buster Club(2008)

Monster Buster Club is an action-comedy series following four 10-year-olds who defend their town against alien invaders while juggling school and homework. Cathy and her friends form the secret MBC to protect Singletown from extraterrestrial threats, but their mission grows complicated when they discover their science teacher is actually an alien. The show balances humor with adventure as the young heroes navigate the challenges of keeping their alien-fighting activities hidden while managing the everyday pressures of elementary school life.