Primary 1-5



Part1 ("Writing in red")


This is currently published in the form of book by ????.
Therefore
we will not work in this domain.



Primary 1, Unit 7, 1 Solids
Primary 4, Unit 1, 5 Division

Part2 (Study)

The following contents are made, and published in both forms of
  • Homepage on the Internet
  • CD-ROM



Remarks on the meaning of "What to Teach" and "Why to Teach"