OBJECTIVE 1. develop the instructio

OBJECTIVE 1. develop the instructional package on scientific activities, for 10 grade students. 2 compare students' leaming achievement and analytical thinking with their scores at pre- and post-sessions by using instructional package. 3. compare leaming achievement and instructional package and conventional classrooms. 4. find out leaning durability by using in structional package and conventional classrooms 5. study learning satisfaction.