Skip to the content Skip to the Navigation

科学のネタ帳

  • Experiment
  • Materials
  • Podcast
  • Seminar
  • Contact
  • About

October 2025

  1. HOME
  2. October 2025
2025年10月20日 / Last updated : 2025年10月20日 桑子 研 Science

The Magic Board: Build Electronics Like LEGO—No Soldering, No Fear!

I’m Ken Kuwako, your Science Trainer. Every Day is an Experiment! “Electronics… it sounds so difficult.” “I’m worried I’ll burn myself with a soldering iron.”Do those thoughts sound familiar? Well, guess what? There’s a “Magic Board” that lets you build electronic circuits like assembling building blocks, without ever touching a hot iron or melting solder!Have […]

2025年10月20日 / Last updated : 2025年10月20日 桑子 研 Science

Make Your Own Fault Line for $1! Feel the Real Movements of Normal and Reverse Faults in Your Hands – Easy DIY Geoscience!

I’m Ken Kuwako, a Science Trainer. Every Day is an Experiment! You’ve heard the word “fault” in earthquake news. But it’s difficult to truly grasp the movement of that enormous energy happening beneath the ground just by looking at a single illustration in a textbook, isn’t it? I was convinced: “If students could experience this […]

2025年10月19日 / Last updated : 2025年10月19日 桑子 研 Science

Why Does a Motor Keep Spinning? Unraveling Fleming’s Law and the Secret of the Commutator with Digital 3D and Papercraft!

I’m Ken Kuwako, a Science Trainer. Every day is an experiment. How many “motors” do you think are around you? Fans, washing machines, smartphone vibrations, even train wheels… Our lives are overflowing with the power to “rotate” things. But if someone asks you, “Why does electricity make things spin?” it can be a tricky question, […]

2025年10月19日 / Last updated : 2025年10月19日 桑子 研 Science

The $20 Science Breakthrough: Prove Light is a Wave with a Paper Cup!

I’m Ken Kuwako, a Science Trainer. Every day is an experiment. “Light travels in a straight line.” The sun’s light and a flashlight beam certainly look like they do, right? But what if you could easily see the “proof that light is a wave” using only items you have at home? Wouldn’t that be astonishing? […]

2025年10月19日 / Last updated : 2025年10月19日 桑子 研 Science

“What’s a Longitudinal Wave?” Explained Instantly! Learn the Basics of Waves and the Secrets Behind Japan’s Earthquake Alerts with a Spring!

I’m Ken Kuwako, your Science Trainer. Every day is an experiment! Return to Special Page Doable with a Dime-Store Toy! The Longitudinal Wave Science Experiment that Captivates Students “You can hear sound, but have you ever seen what it actually looks like?” “We hear about ‘P-waves’ in earthquake news. They say it’s the small tremor […]

Posts pagination

  • «
  • Page 1
  • …
  • Page 6
  • Page 7
  • Page 8
  • …
  • Page 16
  • »

Languages

  • 日本語
  • 한국어
  • 中文
  • हिन्दी
  • Suomi
  • Español
運営者: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.

おすすめの記事等

やめられなくなる!静電気実験

きめる!共通テスト物理基礎

スクリーンショット 2014-07-05 0.43.51

大人のための高校物理復習帳

Recent posts

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

2026年1月2日

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

2026年1月1日

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

2025年12月31日

What Happens When Light Passes Through a Prism? White Light Becomes a Seven-Color Puzzle — The World of Light Loved by Newton

2025年12月30日

A 10-Kilometer Cliff Time Travel! Discover Earth’s Memories at Choshi’s Byobugaura

2025年12月29日

Twisting Light to Create Color at Home! Turn Scotch Tape into Magical Paint — Make a Polarized Light Kaleidoscope

2025年12月28日

【Quiz】Which Is Heavier After the Cut? A Carrot at the Balance Point! – Exploring Torque with Vegetables

2025年12月27日

Visualizing Physics with a Flying Hammer! Revealing the Beautiful Path of the Center of Mass Using a Smartphone App

2025年12月26日

When Your Fridge Becomes a Lab: The Fascinating World of Standing Waves Drawn with Springs and Magnets

2025年12月25日

Just Stack It and Electricity Flows! The Burger-Style Voltaic Battery and the Drama of Redox Reactions

2025年12月24日

Category

  • experiment
  • Science

Archive

  • January 2026
  • December 2025
  • November 2025
  • October 2025
  • September 2025
  • August 2025

Copyright © 科学のネタ帳 All Rights Reserved.

Powered by WordPress with Lightning Theme & VK All in One Expansion Unit

MENU
  • Experiment
  • Materials
  • Podcast
  • Seminar
  • Contact
  • About