At home, simple gesture like thank you to us, their grandparents is a good start.
In US, there are special projects in their history to know about the unsung heroes. Perhaps this can be part of SG education system.
I read about this little girl that wrote to Mr Obama. It is a good example for our little ones to think like her on how to appreciate our unsung heroes. :)
http://www.dailymail.co.uk/news/article-3551940/Celebrated-former-slave-Harriet-Tubman-woman-currency-century-thanks-11-year-old-girl-s-letter-Obama.html
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