00637nam a22001697a 4500 17433 17433 190215b xxu||||| |||| 00| 0 eng d LB 1585.5 .K54 2017 c.1 Kigo, Josephat Kariru Effect of science process skills advance organizer on secondary school physics students' performance and motivation in electric circuits, Laikipia county, Kenya Kabarak, Nakuru, Kenya Kabarak University 2017 xx, 252 leaves Science process skills Physics education Prof. Mark Ogere Dr. Christopher M. Maghanga lcc THE 0 0 lcc 0 KABU KABU 2019-02-15 0 LB 1585.5 .K54 2017 c.1 022875 2019-02-15 00:00:00 2019-02-15 THE