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2025年10月12日 / Last updated : 2025年10月12日 桑子 研 Science

From Red Wine to Blue Flame: The Science of Distillation and How to Do It Safely

I’m Ken Kuwako, your Science Trainer. Every day is an experiment! Imagine extracting a clear liquid from wine and setting it ablaze with a vibrant blue flame… It sounds like something out of alchemy, but this slightly sophisticated experiment is actually a scientific technique called “Distillation,” typically taught in middle school science class. Today, we’re […]

2025年10月11日 / Last updated : 2025年10月11日 桑子 研 Science

Chopstick Challenge: The Invisible Power of Air That Beats Super Strength!

Ken Kuwako, Science Trainer. Every Day is an Experiment. It’s like magic! Imagine being able to snap a hard chopstick (or a wooden ice cream stick!) clean in half using nothing more than a single sheet of newspaper. What’s your first reaction? You’re probably thinking, “No way that’s possible!” Well, get ready to be amazed. […]

2025年10月11日 / Last updated : 2025年10月11日 桑子 研 Science

The Secret Science of Melting: Why Your Heating Stops Working (The Hidden Drama of Palmitic Acid)

I’m Ken Kuwako, your Science Trainer. Every Day is an Experiment! Chocolate melts in your hand. Water turns into a solid block of ice in the freezer. All around us, “changes of state”—where a substance transforms its appearance—happen so naturally we barely notice. But have you ever closely watched what happens to a substance’s temperature […]

2025年10月10日 / Last updated : 2025年10月10日 桑子 研 Science

Zapping Your Way to Science: How to Build the Mind-Bending Moore’s Motor

I’m Ken Kuwako, a Science Trainer. Every day is an experiment. Is Static Electricity Performing Magic? The Whimsical ‘Moore’s Motor’ You know that “Zap!” you get when you touch a doorknob on a dry winter day, or how your hair stands up when you take off a sweater? That’s static electricity—it’s everywhere around us, a […]

2025年10月10日 / Last updated : 2025年10月10日 桑子 研 Science

Earthquake Lesson Revamp: The Mind-Blowing Digital Tool That Makes P-Waves and S-Waves Click!

Ken Kuwako, Your Science Trainer. Every Day is an Experiment. Today, I’m thrilled to share an absolute gem of a digital tool that will dramatically spice up your earthquake lessons. A colleague told me about this resource, created by Dr. Kiwamu Nishida from the Earthquake Research Institute at the University of Tokyo, and honestly, I […]

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著者:桑子研(くわこ けん)
 科学の楽しさや不思議、感動を多くの人に届けていきたい。理科教師として勤務する傍ら、サイエンストレーナーとしてテレビ番組の科学監修・出演、実験教室、科学本執筆なども行っています。

Author: Ken Kuwako
I want to share the fun, wonder, and excitement of science with as many people as possible. In addition to my work as a science teacher, I also work as a "Science Trainer," providing scientific supervision for and appearing on TV programs, holding hands-on science workshops, and writing science books.

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Recent posts

Why Do Cats Survive Big Falls? Slow-Mo Reveals the Physics Behind Their “Super Landing”!

2025年11月18日

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2025年11月17日

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2025年11月16日

The 90% Rule: A Science Trainer’s Ultimate Checklist to Stop Your Workshop from Turning into a Nightmare

2025年11月15日

“Where Is the Image?” Hands-On Mirror Magic with a Half-Mirror – A Fun Experiment Leading to the Law of Reflection

2025年11月15日

Wireless Wonders: Experience the ‘Invisible Force’ of Faraday’s Induction

2025年11月15日

Easy Home Science! Project an “Upside-Down World” on Your Wall — The Magic of Lenses and Light

2025年11月14日

Turning Fear into “Wow!”: A Complete Guide to Pig Eye Dissection (Prep to Cleanup)

2025年11月13日

Catch the Bending Light! Four Pins Reveal the Hidden Path of Light (Can You See Through the Trick Photo?)

2025年11月13日

Why Pixar’s Clouds Matter: A Science Teacher’s Lesson from “The Good Dinosaur”

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