Some interesting places for jalan jalan and makan makan (singlish for visit and eat) 

http://www.visitsingapore.com/publish/stbportal/en/index.html

http://www.mountfaber.com.sg/index.html

http://www.zoo.com.sg/

http://www.littleindia.com.sg/

http://www.makansutra.com/index.php