The study investigated the online teaching platform and effective teaching and learning of science education in Nigerian public universities. A survey research design was adopted for the study, and it was carried out in three public universities committed to science education courses in Nigeria. Sixty-five teaching staff and sixty students were selected using a stratified random sampling technique to respond to questionnaires from the three tertiary institutions. The instruments used for data collection were questionnaires titled: Science Education Students Online Questionnaire (SESOQ) and Science Education Lecturers Online Questionnaire (SELOQ). The questionnaires gathered information from both lecturers and students based on the online teaching and learning platform. Mean, and standard deviation (SD) were used to analyze the data generated in the study. Results from the study revealed that the teaching and learning platform of science education in Nigerian public universities need a dramatic turnaround on the part of the lecturers and students, among other. Therefore, the study recommends, among others, that stakeholders in education should help to resolve problems confronting science education lecturers’ effective teaching and students’ effective learning using the online platform in Nigerian public Universities
