Table of contents:
Chapter 1 – Cyber security. 11
Chapter 2 – Sort and filter in Excel. 25
Chapter 3 – HTML hyperlinks. 50
Chapter 4 – Data storage, binary numbers, ASCII table. 60
Chapter 5 – Python: Mathematical operations with variables. 76
Chapter 6 – Python: User input and typecasting 91
Chapter 7 – Relate tools in SketchUp 97
Chapter 8 – Servo motors for Arduino and micro:bit. 121
Chapter 9 – Software threats. 139
Chapter 10 – Count if and sum if functions in Excel. 144
Chapter 11 – HTML: Style sheets, classes, and IDs. 152
Chapter 12 – Logic gates. 172
Chapter 13 – Math functions in Python. 180
Chapter 14 – Relate tools: parallel, perpendicular. 201
Chapter 15 – Servos and potentiometers for Arduino and micro:bit. 219
Chapter 16 – Email and Internet threats. 240
Chapter 17 – Excel: Conditional Formatting. 248
Chapter 18 – HTML: Text and font styles 258
Chapter 19 – Combining logic gates. 275
Chapter 20 – Python: Conditional statements. 285
Chapter 21 – Linkages and Gear assemblies. 317
Chapter 22 – Servos with a joystick for Arduino and micro:bit. 331
Chapter 23 – Biometric authentication. 337
Chapter 24 – Excel Charts 346
Chapter 25 – Adding videos to a website. 358
Chapter 26 – Python string functions 364
Chapter 27 – Python list methods. 375
Chapter 28 – Python turtle graphics library. 384
Chapter 29 – SketchUp Part painter. 396
Chapter 30 – Sensors for Arduino and micro:bit. 402
