Definisi Operasional      .........................................................................     4
BAB II KAJIAN PUSTAKA ........................................................................ Â Â Â Â 5
Kajian Teori      .....................................................................................     5
Bermain      .....................................................................................     5
Konsep Pembelajaran Sains     .........................................................     6
Pengembangan Kognitif ....................................................................... Â Â Â 7
Pengajaran Berbasis Pendekatan Sainstific  .......................................     7
Implementasi Pendekatan Sainstific melalui Permainan Sains
Sederhana pada Kelompok A Tk Sartiasari Surabaya untuk Meningkatkan pengembangan Kognitif ....................................................................... Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 8
Hipotesis Tindakan      ...........................................................................     9
BAB III PELAKSANAAN PENELITIAN ........................................................ 10