Operation K.N.O.T. (2005)

In "Operation: K.N.O.T. (Kids Necks Overwhelmingly Tied)", Numbuh 1, both literally and figuratively, risks his neck when he sides with an adult to rid children of snake-like ties. In "Operation: C.L.O.S.E.T. (Child Lost On Severely Elevated Tundra)", a boy gets lost in a closet and the KND are on the job in no time.