Sezon 4
Bölümler
1 Activity 16 Eyl 1987 2 Underneath 23 Eyl 1987 3 Heart And Light 30 Eyl 1987 4 Positive And Negative 7 Eki 1987 5 String And Tape 14 Eki 1987 6 Wrappers 21 Eki 1987 7 Characters 28 Eki 1987 8 Continuation 4 Kas 1987 9 Mirrors 11 Kas 1987 10 Holes 18 Kas 1987 11 Gardens 25 Kas 1987 12 To Do With Stone 2 Ara 1987 13 Age 9 Ara 1987 14 Hmoes And Houses 16 Ara 1987 15 Hands 23 Ara 1987