Evaluating curriculum alignment, accuracy, and readability of ‘environmental disaster, sanitation, and waste management

This study evaluated the curriculum alignment, accuracy, and readability of the instructional material titled Environmental Disaster, Sanitation, and Waste Management. The research aimed to assess whether the content aligns with prescribed educational standards, verify the accuracy of the information presented, and determine the readability level of the text. Using a mixed-method approach, the study analyzed 10 curriculum standards, fact-checked 50 key content points, and assessed readability using the Flesch-Kincaid Grade Level formula. Results indicate that 85% of the material aligns with the prescribed curriculum, while 15% requires revision for better coherence. Accuracy evaluation revealed that 78% of the content is factually sound, with 22% needing updates due to outdated or unclear information. Readability analysis showed an average Flesch-Kincaid grade level of 11, suggesting that the material may be too complex for some learners. The study concludes with recommendations for improving content accuracy, refining language complexity, and incorporating more engaging instructional strategies to enhance comprehension. These findings provide valuable insights for curriculum developers, educators, and policymakers aiming to improve instructional materials in environmental education.