Heart

Best big boss. (Click here to read the article in The Straits Times)

Sharing with you a letter I wrote to the educators today: Dear Colleagues,In my first week as Education Minister,...
Posted by Heng Swee Keat on Tuesday, September 29, 2015

Mr Lee's Red Box

MR LEE'S RED BOXMr Lee Kuan Yew had a red box. When I worked as Mr Lee’s Principal Private Secretary, or PPS, a good...
Posted by Heng Swee Keat on Tuesday, March 24, 2015

Message by the Minister of Education

Post by Heng Swee Keat.

Click here to read our Minister for Education’s Message to Students on Mr Lee Kuan Yew (1923 - 2015) on MOE website.

Van Gogh's "Starry Night" comes to life

Watch Van Gogh's "Starry Night" painting come to life: 

Step (1) Stare, only at the centre, of the moving spiral image (top) for 30 seconds 

Step (2) Look at Van Gogh's 'Starry Night' (bottom), and watch it come to life

Mixture and compound

Iron and sulfur - as mixture and as compound (iron sulfide)

Chemical reaction of iron with sulfur to form iron sulfide

And here's a BBC Bitesize link on creating iron sulfide.

Remove distractions while walking

When you walk

• your eyes shouldn't be glued to the tiny screen in your hand.
• your ears shouldn't be plugged with the buds blasting music.

Click above to watch on YouTube what happens when one's walking with dangerous distractions.

Household Energy Consumption in kWh

Why is the joule not used as a unit of the total electrical energy used in an average household?

Joule is a very small unit for household electrical consumption and the numbers will become very large for calculation. It will be more convenient to calculate total electrical energy used in an average household using kWh.

Check out this BBC - GCSE Bitesize link on Practical Electricity - using kWh for household energy consumption.