Maths tip: Here’s an interesting question from one reader. It involves recognising a pattern and extrapolating from there. The pattern may not come easily at first – so try to draw it out and analyse. The question is "A teacher arranged thirty pupils to stand in a row, starting from Number 1 to Number 30.[…]
How to become a great writer
English tip: An easy way to differentiate these prepositions.
English tip: An easy way to differentiate these prepositions.
Maths tip: Many difficult problems can be solved with the "make a supposition" method. It is a very powerful, easy-to-use method. It is very useful for problems where you need to solve for two unknown quantities. Sometimes: – Total is given, Difference is given. – Total is given, Average is given. – Two scenarios are[…]
Maths tip: Here’s a challenging area question.
Listening comprehension tip: It’s the listening comprehension examinations on Sept. 20, i.e. this Friday. Like all examinations, we need to know what we are tested on to be able to ace them. Here are the details I derived from MOE and various government schools. Marks: Listening comprehension accounts for 20 marks of a total 200[…]
Science tip: Sometimes the question requires you to go through a lot of detail and analysis. Here’s an example. Instead of lamenting why the boys didn’t do the experiment with one object at a time, let’s dive right in. Referencing the images from left to right, top to bottom: – Image 2 shows C and[…]
Science tip: Remember that melting point is the same as freezing point. They occur at the same temperature, even though melting means from solid -> liquid and freezing means liquid -> solid. Similarly, boiling point = condensation point. Here’s a question that tries to confuse between the two 🙂
Chinese tip: I overheard someone say this on national television. ?????????? This is wrong. It means you had the business through your father’s genes. It should be: ?????????? ??? inherit ??: heredity