PTK Assistance for Teachers in SD 1 Tumpang Krasak with Participant Active Learning Techniques: PTK Assistance for Teachers in SD 1 Tumpang Krasak with Participant Active Learning Techniques. CARADDE: Jurnal Pengabdian Kepada Masyarakat, v. 2, n. 2, p. 209-214, 6 Jan. 2020.