Samuel Iwanger Ruth and Opita Matthew John 2025. Effect of Reciprocal-Peer-Tutoring Learning Strategy on Students’ Achievement in Radioactivity in South Senatorial District, Benue State, Nigeria. Journal of Science Innovation and Technology Research. 8, 9 (Jun. 2025). DOI:https://doi.org/10.70382/ajsitr.v8i9.028.