Background to the Study
The role of Agriculture in the development of the economy cannot be underestimated. It is important to note that with adequate and effective training in agriculture as a field of study, there will be high prospect of sustainable food security and economic advancement in the country. In order to guarantee this goal, there is need to provide top quality education services to the students particular in secondary schools. Hence, there is need for the subject to be taught thoroughly if it is to meet the educational and economic development goals.
The effect of instructional materials in promoting students’ academic performance in teaching and learning in educational development cannot be underestimated. The curriculum content of the senior secondary school levels consists of three major concepts of production, protection and economics. Learning by doing was emphasized in the curriculum so that the students should be able to produce food and other agricultural products for themselves and their community. Therefore, for effective and positive production in any establishment, there must be enough working tools to be used by the personnel (Oyedun 2000).
It is inarguable that the teacher alone cannot provide all the needed condition for an effective teaching and learning process, other supporting materials should be provided. The students learn better when most of the senses are appealed to the instruction and use of instructional materials in agriculture science education has added a new dimension in the positive promotion of the teaching and learning process. It provides the much need sensory experiences needed by the learners for an effective and meaningful behavioural change.
Instructional materials are designed