Secondary 3 students on an urban land expedition in Punggol in 2011. Participants picked up leadership and navigational skills as they navigated through housing estates and the Lorong Halus Wetland.
Caption: 
Secondary 3 students on an urban land expedition in Punggol in 2011. Participants picked up leadership and navigational skills as they navigated through housing estates and the Lorong Halus Wetland.
Credits: 
PHOTO: ST FILE