The county superintendent of schools may, with the approval of the county board of education, enter into agreements with the governing board of one or more school districts or private schools to provide programs and classes in outdoor science education and conservation education for pupils in the district or private school. Except as otherwise provided in this article, the agreement shall provide for the payment by the district or the private school of the actual cost of providing the programs or classes. The county superintendent of schools shall transfer from the funds of the district or the private school shall pay, as the case may be, to the county school service fund the amounts set forth in the agreement.