1. To develop and identify the learning efficiency of science activity packages on concept mapping: the structures and functions of flower plants for grade 11th students.
2. To study and to compare the biology's post-test and pre-test learning achievement of grade 11th students in general and specified by the results of the students' biology's learning achievement through science activity packages.
3. To compare the post-test learning achievement of the students with different biology's learning achievement through the science activity packages on concept mapping: the structures and functions of flower plants drawing concept maps of
4. To study the grade 11th students' ability of mapping: the structures leaming via science activity packages on concept and functions of flower plants.