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2026年1月4日 / Last updated : 2026年1月4日 桑子 研 Science

Is the Playground Slide a Giant Generator? Exploring Static Electricity with Kids Through Play

I’m Ken Kuwako, Science Trainer. To me, every day is a laboratory. January has arrived, bringing with it those crisp, bone-dry winter days. This is the season when we’re often startled by that “zap!” the moment we touch a doorknob. But did you know that the rounded plastic slides at your local park are actually […]

2026年1月3日 / Last updated : 2026年1月3日 桑子 研 Science

Escape the Chemistry Labyrinth: Master Mole Calculations with One Simple Flowchart!

I’m Ken Kuwako, your science trainer. Every day is an experiment! “I started learning chemistry, but the moment the mole (mol) appeared, my mind went totally blank…”Have you ever felt that way? The mole is the first major wall students hit in high school chemistry. This unit, which involves counting invisible, microscopic particles, is often […]

2026年1月2日 / Last updated : 2026年1月2日 桑子 研 Science

The Shock of a Simple “I” That Changed the World! The Hidden Story of Electrons and Magnets Inside CRT TVs

I’m Ken Kuwako, your science trainer. Every day is an experiment. “TVs are so thin these days, but have you ever wondered why the old ones were so bulky and heavy?” That chunky CRT (Cathode Ray Tube) TV is a rare sight in thrift stores now. But inside that massive box lies a thrilling drama […]

2026年1月1日 / Last updated : 2026年1月1日 桑子 研 Science

Knock Over a Coin Without Touching It—And Make Aluminum Foil Float!? Have Fun with Eddy Current Experiments at Home! (Faraday Desk)

I am Ken Kuwako, your Science Trainer. Every day is an experiment! “I wish I could move objects without touching them, just like a superpower…” Believe it or not, you can make that wish come true right now using the power of science! Watch as aluminum foil—which shouldn’t react to magnets—floats into the air, or […]

2025年12月31日 / Last updated : 2025年12月31日 桑子 研 Science

From Meiji-Era Models to Cutting-Edge Apps! Unraveling the Nature of Waves Through the Dance of Bees (Transverse Waves, Longitudinal Waves & Superposition)

I am Ken Kuwako, your Science Trainer. To me, every day is an experiment. Waves are everywhere. We see them in the ocean, hear them as sound, and perceive them as light. Yet, despite being surrounded by them, waves are incredibly mysterious. It looks like something is moving forward, but in reality, the medium—the substance […]

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運営: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。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
My mission is to share the joy, wonder, and excitement of science with as many people as possible. As a Science Trainer, I stay busy supervising and appearing on science-themed TV programs, hosting hands-on experiment workshops, and authoring science books.

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