PENGEMBANGAN LKS IPA BERBASIS WORD SQUARE MODEL KETERPADUAN CONNECTED - Ulfah, Anik; Bintari, Siti Harnina; Pamelasari, Stephani Diah (Department of Integrated Science, Faculty of Mathematics and Natural Sciences, Universitas Negeri Semarang in Collaboration with Perkumpulan Pendidikan IPA Indonesia, 2013)