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//Teacher × Coder × Blogger

Strong Kangaroo

At the boundary of technology and education, recording every moment of daily life with code.

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classTeacher{
subject: [ "지구과학", "정보·컴퓨터"]
skills: ["Python", "JavaScript", "Arduino"... ]
passion: "실험하고 기록하기"
}
222
Posts
15
Categories
2021
Since
How to Operate a Robot Vacuum Cleaner in the Classroom
Education

How to Operate a Robot Vacuum Cleaner in the Classroom

It’s already been four years since I started using a robot vacuum cleaner in my classroom.This year, my goal is to have the students take full respons...

힘센캥거루
2026년 3월 30일
Guitar recommendation for a 4‑year‑old child - HEX BB100S vs HEX HIVE P100 M
Music

Guitar recommendation for a 4‑year‑old child - HEX BB100S vs HEX HIVE P100 M

Recently, seeing my child getting interested in the guitar, I started thinking that I should teach an instrument a bit earlier.So I began looking for...

힘센캥거루
2026년 3월 30일
Deomyungjang Woodworking Hobby Class Day 2 – Planing, Structure and Principles of the Hand Plane
Wood

Deomyungjang Woodworking Hobby Class Day 2 – Planing, Structure and Principles of the Hand Plane

This time, I spent 2 hours learning how to use a Japanese-style hand plane.So I’m going to整理 the way to use a hand plane here.1. Structure of the hand...

힘센캥거루
2026년 3월 28일
Responding to Expired Domain Abuse – When Someone Misuses My Old Domain
etc

Responding to Expired Domain Abuse – When Someone Misuses My Old Domain

My old blog used to be fecu.tistory.com on Tistory.But after deciding to create a Next.js blog, I deleted all the posts on Tistory and even deleted th...

힘센캥거루
2026년 3월 25일
How to Buy an FLX Damper – Fixing a Built-in Closet Damper, Repairing a Closet Door That Slams
etc

How to Buy an FLX Damper – Fixing a Built-in Closet Damper, Repairing a Closet Door That Slams

One day, the door of the built-in closet in the master bedroom started closing with a loud thud.At first I thought we could just close it gently and d...

힘센캥거루
2026년 3월 20일
Automating School Work – Automating Draft Assessment Plans with Spreadsheets
Education

Automating School Work – Automating Draft Assessment Plans with Spreadsheets

With the 2022 revised curriculum, the number of subjects has increased, and as a result we now have to rewrite the assessment plan every semester.The...

힘센캥거루
2026년 3월 13일
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