Articles by: Dani Alexander

Online Safety First in CAT

Online Safety First in CAT

With online communication exponentially increasing, so too have the dangers of communicating online. Keeping oneself safe online has become a priority, with the golden rule to never give out any personal information. As a part of the Grade 10 CAT assessment this term, the students were asked to design an A4 poster about ‘online safety’. Some of the catchy slogans[Read More…]

by September 8, 2019 CAT, High School
Interpret and Analyse: Welcome to Statistics

Interpret and Analyse: Welcome to Statistics

When information is collected on a particular subject, the information collected is called data. Many issues in the real world can be researched by collecting data and representing the data graphically. The most common graphs that we use are: Bar Graphs, Pie Charts, Broken line graphs, Histograms and Frequency Polygons. Today the Grade 10’s learnt how to draw Bar and[Read More…]

by August 8, 2019 High School, Mathematics
My chances look good – Probability :)

My chances look good – Probability :)

Have you ever wondered as you look out your window what the chances are that it is going to rain that day? Or what is the possibility of me winning the Lotto? These questions and more can be theoretically answered through the study of Probability. Our Grade 12’s are busy working through this section at the moment in Mathematics. In[Read More…]

by July 20, 2019 High School, Mathematics
Microsoft Access uses MASKS?

Microsoft Access uses MASKS?

Databases are widely used throughout the world. Clothing stores have massive databases in which they keep records such as the prices of items and the amount of items in stock.   Even schools use a database to keep track of all the learners records including exam results and contact details. This week the Grade 11 CAT students have been learning[Read More…]

by May 9, 2019 CAT, High School
Gr11 Mathematics: Completing the Square

Gr11 Mathematics: Completing the Square

Last week the Grade 11 Mathematics students started Completing the Square for quadratic expressions. Basically we are trying to convert a trinomial (an expression with three terms) into a perfect square binomial (an expression with two terms). The Grade 11’s have been finding this concept quite tricky and they’ve realised it involves a lot of hard work and concentration. This concept[Read More…]

by March 8, 2019 High School, Mathematics
Welcome Grade 10’s… to Computer Applications Technology

Welcome Grade 10’s… to Computer Applications Technology

The Grade 10 CAT class has been very busy lately. We’ve learnt all about the computer information processing cycle as well as the different types of computer hardware and software that are available. We’ve spent time going into the Computer Lab and setting up our individual computer profiles as well as familiarising ourselves with the GUI of the desktop and the different Microsoft packages[Read More…]

by February 14, 2019 CAT, High School
Computer Tech Support….we can HELP :)

Computer Tech Support….we can HELP :)

Do you know what to do if your computer doesn’t want to turn on? Bought a new keyboard and don’t know which port it plugs into? What if you can’t seem to close an application — or can’t hear any sound from your speakers? Whenever you have a problem with your computer, don’t panic! Before you take it to the repair shop,[Read More…]

by September 7, 2018 CAT, High School
I’m 95% confident I love Statistics ;)

I’m 95% confident I love Statistics ;)

Statistics is the branch of Mathematics concerned with the collection, interpretation and analysis of data. Statistics often enables us to make informed decisions based on the data that has been collected. Data is the name given to a collection of information usually expressed in numerical form. It can be interpreted by using either pictorial or arithmetic methods. Recently the Grade 11’s have learned[Read More…]

by August 23, 2018 High School, Mathematics
I EXcel in Microsoft!

I EXcel in Microsoft!

The Grade 10 students have started the Term off with learning about Microsoft Excel. This is such a powerful programme, as it allows us to preform basic calculations on worksheets using preset functions which can help us work out Personal Budgets etc. The following functions are a few must knows for Excel: SUM – This is used to calculate the sum of a range[Read More…]

by July 26, 2018 CAT, High School
Graphing Linear Functions in Grade 10.

Graphing Linear Functions in Grade 10.

During the past week the Grade 10 Mathematics class has been practicing drawing Linear Functions, by using either the “Table Method” or “Intercept Method”. It really helps to visually see the relationship between the x and the y co-ordinates as they are plotted on the Cartesian Plane. A function is a mathematical rule by means of which each element of[Read More…]

by May 19, 2018 High School, Mathematics