Temasek JC GP practice series (with past year school papers from 2001/2)
JC1 2010: $4
JC2 2011:$6
TJC GP good essay publications (called words words words)
2010: $7
2011:$7
Send an sms to 96233908 if you are interested in buying any of these, whilst stocks last. You may enquire about other subjects' notes as well! :)
Thanks and have a nice day!