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Adrian

Teaching coding to kids, teens and creative adults at https://codeguppy.com

Coding Hints. Part V: Other hints

Coding Hints. Part V: Other hints

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3 min read
Coding Hints. Part IV: Game Development

Coding Hints. Part IV: Game Development

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22 min read
Coding Hints. Part III: User Input

Coding Hints. Part III: User Input

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4 min read
Coding Hints. Part II: Drawing

Coding Hints. Part II: Drawing

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7 min read
Coding Hints. Part I: JavaScript syntax

Coding Hints. Part I: JavaScript syntax

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10 min read
Coding challenge: The OCR

Coding challenge: The OCR

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32 min read
Coding challenge: Game Jam

Coding challenge: Game Jam

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6 min read
Implement in a modern language: 10 PRINT CHR$(205.5+RND(1)); : GOTO 10

Implement in a modern language: 10 PRINT CHR$(205.5+RND(1)); : GOTO 10

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Implement an emulator for a fantasy CPU in JavaScript

Implement an emulator for a fantasy CPU in JavaScript

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9 min read
Same Program - Two Implementations 💥

Same Program - Two Implementations 💥

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3 min read
I wish you...

I wish you...

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1 min read
What's the most impressive software you wrote?

What's the most impressive software you wrote?

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1 min read
Do you tweet about coding?

Do you tweet about coding?

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1 min read
What was the first programming language you learned?

What was the first programming language you learned?

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What’s your alternative solution? Challenge #59

What’s your alternative solution? Challenge #59

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What’s your alternative solution? Challenge #58

What’s your alternative solution? Challenge #58

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What’s your alternative solution? Challenge #57

What’s your alternative solution? Challenge #57

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2 min read
What’s your alternative solution? Challenge #56

What’s your alternative solution? Challenge #56

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What’s your alternative solution? Challenge #55

What’s your alternative solution? Challenge #55

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2 min read
Coding challenge: Generate a Tree on your computer

Coding challenge: Generate a Tree on your computer

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What’s your alternative solution? Challenge #54

What’s your alternative solution? Challenge #54

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2 min read
What’s your alternative solution? Challenge #53

What’s your alternative solution? Challenge #53

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2 min read
What’s your alternative solution? Challenge #52

What’s your alternative solution? Challenge #52

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2 min read
What’s your alternative solution? Challenge #51

What’s your alternative solution? Challenge #51

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What’s your alternative solution? Challenge #50

What’s your alternative solution? Challenge #50

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2 min read
Coding challenge: Implement a simplified 💻 Virtual Machine in JavaScript

Coding challenge: Implement a simplified 💻 Virtual Machine in JavaScript

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What’s your alternative solution? Challenge #49

What’s your alternative solution? Challenge #49

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1 min read
What’s your alternative solution? Challenge #48

What’s your alternative solution? Challenge #48

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2 min read
What’s your alternative solution? Challenge #47

What’s your alternative solution? Challenge #47

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2 min read
What’s your alternative solution? Challenge #46

What’s your alternative solution? Challenge #46

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1 min read
What’s your alternative solution? Challenge #45

What’s your alternative solution? Challenge #45

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2 min read
FREE PDF: Creative Coding for Kids (an interesting read for adults too)

FREE PDF: Creative Coding for Kids (an interesting read for adults too)

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1 min read
What’s your alternative solution? Challenge #44

What’s your alternative solution? Challenge #44

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2 min read
What’s your alternative solution? Challenge #43

What’s your alternative solution? Challenge #43

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1 min read
FREE PDF: Practice recursion with these 8 classic JavaScript exercices

FREE PDF: Practice recursion with these 8 classic JavaScript exercices

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What’s your alternative solution? Challenge #42

What’s your alternative solution? Challenge #42

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What’s your alternative solution? Challenge #41

What’s your alternative solution? Challenge #41

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1 min read
What’s your alternative solution? Challenge #40

What’s your alternative solution? Challenge #40

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2 min read
What’s your alternative solution? Challenge #39

What’s your alternative solution? Challenge #39

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2 min read
FREE PDF: 50 JavaScript Coding Challenges for Absolute Beginners

FREE PDF: 50 JavaScript Coding Challenges for Absolute Beginners

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1 min read
What’s your alternative solution? Challenge #38

What’s your alternative solution? Challenge #38

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1 min read
What’s your alternative solution? Challenge #37

What’s your alternative solution? Challenge #37

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2 min read
What’s your alternative solution? Challenge #36

What’s your alternative solution? Challenge #36

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2 min read
What’s your alternative solution? Challenge #35

What’s your alternative solution? Challenge #35

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2 min read
What’s your alternative solution? Challenge #34

What’s your alternative solution? Challenge #34

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2 min read
What’s your alternative solution? Challenge #33

What’s your alternative solution? Challenge #33

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What’s your alternative solution? Challenge #32

What’s your alternative solution? Challenge #32

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2 min read
Displaying ZX-Spectrum encoded screens in JavaScript

Displaying ZX-Spectrum encoded screens in JavaScript

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12 min read
What’s your alternative solution? Challenge #31

What’s your alternative solution? Challenge #31

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2 min read
What’s your alternative solution? Challenge #30

What’s your alternative solution? Challenge #30

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2 min read
What’s your alternative solution? Challenge #29

What’s your alternative solution? Challenge #29

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What’s your alternative solution? Challenge #28

What’s your alternative solution? Challenge #28

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What’s your alternative solution? Challenge #27

What’s your alternative solution? Challenge #27

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2 min read
What’s your alternative solution? Challenge #26

What’s your alternative solution? Challenge #26

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2 min read
What’s your alternative solution? Challenge #25

What’s your alternative solution? Challenge #25

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1 min read
What’s your alternative solution? Challenge #23

What’s your alternative solution? Challenge #23

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1 min read
What’s your alternative solution? Challenge #24

What’s your alternative solution? Challenge #24

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1 min read
Coding challenge for kids and parents

Coding challenge for kids and parents

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What’s your alternative solution? Challenge #22

What’s your alternative solution? Challenge #22

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1 min read
What’s your alternative solution? Challenge #21

What’s your alternative solution? Challenge #21

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2 min read
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