CIA – The World Fact Book
This is a resource bank of the Central Intelligent Agency of US Government.
You can find updated data of the geography, the people, the government, the economy,
the communications, the transport, the military and the transnational policies of all the
countries in the world.
https://www.cia.gov/library/publications/the-world-factbook/geos/CH.html

Google Map
If you register at Google Map, you can personalize your map bank.
http://maps.google.com/

Google Earth
Download the software and you can get satellite photos,
historical pictures and many other info all over the world.
http://earth.google.com/

S.1  Book 1A Part 1   How do we know where we are?
Time zone
What is your time now?  What is the time in other countries?  Please check it out here.
http://www.timezonecheck.com/

Pre-study for Book 1A Unit 1.1
Can you find your home from the on-line maps?
http://www.centamap.com

Where are the continents?  Where are the oceans?  Where are the countries?
You can enrich your spatial knowledge through on-line games!
http://www.maps.com/FunFacts.aspx?nav=FF#

Homework for Book 1A Unit 1.4
Challenge your knowledge of map!  Try Level 3 – Expert!
http://www.sheppardsoftware.com/World_Continents.htm

S.1 Book 2A Part 2   Collapsing slope
Pre-study for Book 2A Unit 2.4
Get to know the old Kai Tak Airport. 
Do you agree with the Kai Tak development plan of the HK government for this piece of land?
http://www.youtube.com/watch?v=3PCOcyt7BPI

S.1 Book 2A Part 2   Collapsing slope
Pre-study for Book 2A Unit 2.1
Landslides!  Why does Hong Kong have a slope stability problem?
http://hkss.cedd.gov.hk/hkss/eng/education/school_talk/index.htm

Prestudy for Book 2A Unit 2.5
What are the signs of landslides?
http://hkss.cedd.gov.hk/hkss/eng/safemeasure/aware/signs.htm
http://hkss.cedd.gov.hk/hkss/eng/safemeasure/aware/aware.htm

S.3 Book 3B Part 6   The Rich and the Poor
Pre-study for Book 3B Unit 6.1
Family Care Foundation:  If the world were a village of 100 people
http://www.familycare.org/news/if_the_world.htm

Homework for P.6.3.4
樂施會:  中國加入世界貿易組織對國內農業和農民的影響
http://www.cyberschool.oxfam.org.hk/articles.php?id=88&page=8

中國勞工通訊:  美示威者抗議血汗廠剝削中國工人
http://www.china-labour.org.hk/chi/node/2529

Pre-study for Book 3B Unit 6.4
新聞挖挖哇：災後總動員(1/8) 20090818
http://www.youtube.com/watch?v=C5HaBhn59vw

Homework for P.6.4.2
蘇有朋任扶貧大使 義捐義賣支持慈善行。2009年08月04日。
http://dailynews.sina.com/bg/ent/hktwstar/sinacn/20090804/2232540007.html