Table of Contents

Introduction 2


About Minecraft and LearnToMod 2


About This Book 2


About You 3


About the Icons 4


Project 1: Start Modding 5


Know What Minecraft Modding Is 5


Use the LearnToMod Online Software 6


Sign up for LearnToMod 7


Use the LearnToMod badges 8


Connect your mods to Minecraft 8


Connect to the LearnToMod Server 12


Check Out the Coding Environment 13


Test Your Mod 15


Run Your Mod in Minecraft 19


Get Ready to Write Your Own Minecraft Mods 22


Share a Mod with Friends 24


How Your Friend Finds Your Mod 25


Earn Modding Badges 27


Earn Scramble badges 27


Earn the Saying Hello badge: Scramble Edition 29


Communicate with your computer 30


Earn Missing badges 31


Trace code 32


Earn the Saying Hello badge: Missing Edition 33


Project 2: Spleef 36


Introduce the Gameplay Loop 37


Start: Create a basic scene 38


Goal: Add a way to win and lose 38


Challenge: Make it harder to win 39


Reward: Make players want to win 39


Plan and Try Test Cases 40


Debug Your Code 41


Make Spleef: Iteration 1 42


Explore the ArenaBuilder library 42


Start: Import the ArenaBuilder library 44


Goal: Make a way to win and lose 48


Challenge: Make blocks disappear one second after touching them 55


Reward: Give the player points 59


Make Spleef: Iteration 2 62


Start: Add a lava platform 63


Goal: Destroy at least 200 blocks 63


Challenge: Add an enemy 64


Reward: Add fireworks 64


Project 3: Monster Arena 67


Draw the Gameplay Loop 67


Iteration 1: Make Monster Arena 68


Start: Create a basic arena with a fence 70


Refactor: Move the arena code to a new function 76


Goal: Add a melon block to break 76


Test: Make sure your game works 78


Challenge: Add monsters to the arena 78


Reward: Replay the first level 80


Test: Iteration 1 completed 84


Iteration 2: Add Levels 85


Start: Make the arena unique 86


Goal: Wait until a later iteration 87


Challenge: Add monsters 87


Reward: Add a second level 87


Test: Make sure both levels work 90


Iteration 3: Add Levels to Your Levels 90


Challenge: Switch to Survival mode 91


Reward: Add five more levels 93


Make More Iterations: Be Creative and Unique 95


Project 4: Capture the Flag 97


Use the Capture the Flag Library 97


Make a Basic Capture the Flag 99


Test Your Two-Player Capture the Flag 102


Add Wands 104


Attach Magic to Your Wands 106


Make Your Own Wand 111


Give Each Player Two Wands 115

About the Author

Sarah Guthals, Stephen Foster, and Lindsey Handley are the co-founders of ThoughtSTEM and the creators of the LearnToMod software. They have dedicated their lives to coding education and are co-authors of Minecraft Modding For Kids.