Yassin, N.A.R. and Muhammad Al-Zubaidi, R.K. 2024. The Effectiveness of Two Proposed Strategies in the Light of Lateral Thinking Skills to Develop the Cognitive Achievement of Fourth graders in Physics. Journal of Tikrit University for Humanities. 31, 4 (Apr. 2024), 366–391. DOI:https://doi.org/10.25130/jtuh.31.4.2024.18.