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 drawing concept maps of learning via science activity packages on concept and functions of flower plants.