Profile Lih Ping Are you currently teaching? : Yes Your school name: Presbyterian High School Your school type: Public school What grade do you teach?: High School/Secondary What subject(s) do you teach?: Technology How many years have you been teaching?: 22 Singapore Last activity: on 08/04/2018 Joined: on 24/10/2017 Design quotient Earn DQ points by participating in a challenge. What are (DQ) Points? DQ points are a measure of your contributions, they correspond to how active you are in the Research, Ideas and Evaluation phases of a challenge.