Phenomena for AzSS 4.P4U1.2 from Wonder of Science 4.P4U1.2 (NGSS-P: 3-PS2-3 & 4-PS3-2) – Phenomena for use with this standard as cross-referenced to NGSS from the Wonder of Science. NGSS-P: 3-PS2-3 Phenomena NGSS-P: 4-PS3-2 Phenomena Looking for something specific? Type keywords into the search bar to locate resources you could use. Posted in 4.P4U1.2