As a member of a liberal arts university I am emphasizing science education for non-science major students. One of the most important points is how to teach the scientific approach. As an experimental approach, I ask students to conduct Independent research in a group of 3-5 people. Here are some examples from 2006 class.
Student research project 2006
Strain on the knee when going up and down the staircase
Hit PET
Scientific approach
Links related to my course
My lecture homepage (internal server)
http://w3.icu.ac.jp/people/hokamura/
C. P. Snow
The Two Cultures and the Scientific Revolution (1959).
http://academics.vmi.edu/gen_ed/Two_Cultures.html
理系白書ブログ
博士（はくし）が100人いる村
http://www.geocities.jp/dondokodon41412002/index.html
（使われている統計データの出典がわかりませんが、参考にあげておきます。）
Why doesn’t a bicycle fall?
Why does the apparent weight changes depending on the posture in lifting a person?
Tennis
Can we cook fish by electricity?