Poor performance and fluctuation of results in humanities subjects examination results has been witnessed in Kenya and the rest of the world over the recent past; this can be partly attributed to how the subjects is taught, negative attitude toward the subjects and teaching and learning resources used. The purpose of the study was to investigate the effectiveness in the use of ICT in teaching and learning of CRE on students performance in Public secondary schools in Bomet County. The factors that were investigated included: level of accessibility of ICT tools, materials and equipment, qualification and competency of teachers and students in handling the ICT resources, frequency of usage of ICT resources and methodology used while teaching and learning of CRE. The study employed descriptive survey research design in the study utilizing components of Generic Model that was proposed by Qiyun Wang, (2008). The data were collected using; questionnaires, and observation guide. A pilot study was conducted in three public secondary schools, one ESQAC official and one computer champion. Reliability of the instruments was tested using test-re-test method and Spearman rank order coefficient was considered which was 0.79.The sample size comprised 21 public secondary schools, with 281 respondents representing all stakeholders using ICT in public secondary schools in Kenya as follows; 21 CRE subject teachers, 21 ICT technicians/computer teachers, 21 principals/deputy principals, 4 ESQAC officials, 4 computer champion and 210 students. The quantitative data arrived at were sieved, coded and analyzed through computer package; Scientific Package for Social Sciences IBM version 21. Interpretation of findings given was based on the analyzed information with references made to statistical measures and techniques.