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Mark Harrison @UCqVek0zpwE2bCmVqQN85k5A@youtube.com

7.3K subscribers - no pronouns :c

Hello! Glad you found me! I have been a teacher for nearly


35:06
Edexcel iGCSE Computer Science Summer 2024 Paper 1
01:03:11
Edexcel iGCSE ICT Paper 2 November 2023
37:47
Edexcel iGCSE ICT Paper 1 November 2023
33:23
Edexcel iGCSE ICT Paper 1 2023
01:15:06
Edexcel iGCSE ICT Paper 2 2023
47:35
Edexcel GCSE Computer Science New Specification Paper 2 exam 2022
24:57
Edexcel GCSE Computer Science New Specification Paper 1 exam 2022
50:55
Edexcel iGCSE Computer Science Summer 2022 Paper 2
30:26
Edexcel iGCSE Computer Science Summer 2022 Paper 1
07:29
What is pseudocode - with example question
11:16
How to... Create a simple logo using only PowerPoint!
06:01
Network topologies - star, bus, ring and mesh
01:15:54
Edexcel iGCSE ICT 2022 Paper 2 Whole Paper
29:54
Edexcel iGCSE ICT 2022 Paper 1 Whole Paper
06:08
Edexcel ICT Past Paper Question on The Internet
06:47
Start revising now?! But it's only August!
07:43
Tech News w/b 14/08/22 - Ransomeware, Chinese data and WhatsApp
06:31
Edexcel iGCSE Computer Science How to answer pseudocode questions!
05:40
Edexcel iGCSE ICT - how to answer 8 mark questions
42:54
Edexcel iGCSE ICT Advanced Information 2022 Paper 1 Predictions
38:30
Edexcel iGCSE Computer Science Advanced Information 2022 Paper 1 Predictions
37:47
Edexcel iGCSE Computer Science November 2021 Paper 1
47:27
Edexcel iGCSE Computer Science November 2021 Paper 2
01:09:11
Edexcel iGCSE ICT November 2021 Paper 2 Whole Paper
30:32
Edexcel iGCSE ICT November 2021 Paper 1
01:49
KO your Computer Science revision with my knowledge organiser!
01:59
KO Your ICT Revision with my FREE knowledge organiser download
08:49
Tech News 17-01-22 - Featuring Mr Beast, REvil, Google and Kylie Jenner!
46:52
Edexcel iGCSE Computer Science 2021 Paper 2
29:47
Edexcel iGCSE Computer Science 2021 Paper 1
01:23
Decimal to binary number conversion (short video)
01:02
Binary to decimal (short video on conversion)
00:11
Mark Harrison CS
01:16:53
Edexcel iGCSE ICT 2021 Paper 2 Whole Paper
26:19
Edexcel iGCSE ICT 2021 Paper 1
24:05
OCR iMedia June 2018 Exam walkthrough with attached paper and mark scheme
10:09
What can you expect in your exam, this video explains all!
26:01
Edexcel iGCSE ICT 2020 Paper 1 R - Regional Whole Paper
36:10
Edexcel iGCSE Computer Science Paper 2 Practical 2020 - Full Paper Walkthrough
07:26
How to revise and exam tips for 2021 with free tools to help YOU!
23:50
Edexcel iGCSE ICT 2020 Paper 2 Word Processing Question
24:08
MS Access - Full Guide - Everything you need for iGCSE ICT
36:25
Edexcel iGCSE Computer Science Paper 1 2020 - Full Paper Walkthrough
29:21
Edexcel iGCSE ICT 2020 Paper 2 Spreadsheet Question
22:58
Edexcel iGCSE ICT 2020 Paper 2 PowerPoint Question
26:38
Edexcel iGCSE ICT 2020 Paper 2 Database Question
09:46
Edexcel iGCSE ICT 2020 Paper 1 Question 5
12:23
Edexcel iGCSE ICT 2020 Paper 1 Question 4
16:07
Edexcel iGCSE ICT 2020 Paper 2 Logo Question (no fancy software needed!)
06:56
Edexcel iGCSE ICT 2020 Paper 1 Question 3
07:25
Edexcel iGCSE ICT 2020 Paper 1 Question 2
03:15
Network topologies - star, bus, ring and mesh!
13:03
Edexcel iGCSE ICT 2020 Paper 1 Question 1
04:42
How to do binary addition - it's easy when you remember the rules!
01:36
MAC vs IP Addresses - the difference between MAC and IP Addresses, a short animation.
10:45
Edexcel iGCSE ICT Specimen Paper 1 Question 5
10:54
Edexcel iGCSE Computer Science SAM Paper 1 Question 8
02:17
What are binary numbers and how do they work?
02:28
What is a binary search and how does it work?
16:37
Edexcel iGCSE ICT Specimen Paper 1 Question 4