Resources (page 15)

How many eggs is a dozen eggs? 12, obviously.How many books is a dozen books? Again, obviously 12.How many pens is a dozen pens? Why are we doing this? Obviously it`s 12. It doesn`t m...

The heart organ is a &double pumpOxygenated blood &from the lungs enters the &left &side of the heart and is pumped &to the rest of the body (the systemic circuit)The left ventricle h...

In almost every A-level and AS-level exam, there is a 5-mark question about an ion being accelerated by a TOF-mass spectrometer. You are either given the mass of the ion and asked to ...

This is something a lot of students struggle to differentiate between.A metaphor and a simile are both figures of speech that make comparisons, but they differ in how they make those ...

What is atom economy and why do we care?In industrial and research chemistry, most reactions produce side-products alongside the products we are interested in. These side-products can...

Homework is an integral part of a child`s educational journey, but it often brings challenges and frustration for both students and parents. As a parent, you play a crucial role in fo...

Revision, the final frontier before exams, can be both a daunting and essential phase of the learning process. It`s the bridge between acquiring knowledge and demonstrating mastery. B...

There will almost certainly be a percentage yield question in your AS or A2 chemistry exam. These can be quite daunting questions, especially to those who aren`t very confident in mat...

02 March 2020Coronavirus has already caused the closure of schools across the world and it may be that even more schools will have to close in the coming months.What can you do to en...

The Idea of the Atom: Way back, around 400 B.C., this smart Greek chap named Democritus coined the term "atomos", meaning "indivisible". He thought matter was made of these tiny parti...