Abstract
There have been persistent complaints on the declining standards of primary education in Kenya in recent times. The Ministry of Education through Quality Assurance and Standard Department have been at the forefront in addressing issues of quality in basic education. This paper describes the challenges that influence effective quality assurance and standards in curriculum implementation in selected secondary schools in Baringo North Sub County, Kenya. The target respondents for the research were teachers. The sample size for the research comprised of 103 teachers from 34 public primary schools. The respondents were selected through stratified random sampling method. The instruments used to collect data comprised of; questionnaire and interview guide. Quantitative Data collected was analysed using descriptive statistics while qualitative data collected was analysed using thematic content analysis. The study established that teacher harassment, lack of adequate instructional materials, poor planning, and irregular visits were some of the challenges that affected delivery of quality assurance and standard process. The paper concludes that various challenges impede quality assurance and standards process in primary schools. It is recommended that all stakeholders to work together by Ministry of Education providing required support to ensure curriculum is implemented well.