English tip: When do you use "was" or "were" after "if"? There’s two scenarios: 1) When you’re writing about a non-true situation, you use "were" after "if" or "wish." For instance: I wish I WERE the king of the world. If I WERE in charge, I would declare every Friday a public holiday. If I[…]
Science tip: It’s a common misconception that the white mist coming out of a kettle is steam. This has appeared in the PSLE a few times. We commonly call the white mist steam – and most people will agree on that term. In science, however, steam is considered to be the hot water vapour released[…]
Maths tip: Maths questions can be pretty tricky too. Remember to check your work! Here is an example. Give it a go!
English tip: Lie/Lay/Laid? There are many scenarios to use this word. It
Science tip: Words like "populations", "community", "consumers" and "producers" are specific scientific terms in biology and PSLE Science. Although we don’t use these terms if we’re not an ecologist, it is important to learn these in order to ace your Science exam. Population: a group of plants and animals of the same kind, living and[…]
Science tip: qn: "my gal asked if evaporation will be faster with wind. I answered "Yes" but am stuck when we have to explain why?" ans: When water evaporates, the water molecules are released into the air. Water molecules can also go back from the air into the water. When humidity is at 100%, the[…]
Science tip: Qn: "A test-tube filled with some water is placed in a beaker containing some ice. If salt is added to the ice, the water in the test-tube will freeze. But I thought salt will lower the freezing point of water and hence the ice in the beaker will melt? Isn’t that the reason[…]
English tip: This is also a very common error. A teacher will have the impression that you are a weak student if you make this mistake. IT
Science tip: Qn: Camel can drink large amount of water at a time and it has capacity to stay long without water in hot dessert. Is this structural adaptation or behavioral? Ans: Its mostly structural rather than behavioural. The Kangaroo Rat is an interesting animal that can illustrate both structural and behavioural adaptations. Structural: they[…]
English tip: This is a pet peeve of mine. A lot of people, including adults, can