united square is a very family and children oriented place
how about visits to zoo, discovery centre, botanic gardens,
etc.....
want free can go east coast park, changi beach......
can oso bring kids go swimming....
or try other heartland malls like J8, causeway point, compass
point, heartland mall, hougang mall, jurong point, lot 1,
westmall......
can organise BBQ at home oso... or lao ka BBQ pits..
if dun mind the trouble.... go chalet....