Hi, I’m Ken Kuwako, a science trainer. Every day is an experiment! Return to the “Otobutsu” Special Page Have you ever heard of a “paperclip motor”? It’s a super simple motor made from a battery, some enameled wire, and a few paper clips. You might have even seen one in a science class or as […]
The term “electromagnetic induction” might sound complicated, doesn’t it? You may have heard of “electromagnetic waves” and “electromagnets,” but “electromagnetic induction” might be a bit of a mystery. However, this phenomenon is an incredibly fascinating principle that is essential to our daily lives. Have you ever wondered as a child, “Wouldn’t it be great if […]
Have you ever seen a motor like this? First, you have to watch this video. I guarantee you’ll be amazed! For some reason, a piece of aluminum foil is spinning around and around on a battery. At first glance, it looks like it’s made of nothing but aluminum foil, a battery, and a thumbtack, but […]
Science class is always most exciting when you can get hands-on. As teachers, there’s nothing more rewarding than seeing our students’ eyes light up and hearing them exclaim, “I get it!” I recently taught a lesson on volcanoes with a student teacher, Mr. H, and our eruption experiment turned out to be an incredible, inquiry-driven […]
Have you ever dreamt of soaring through the sky in a giant hot air balloon, traveling wherever the wind takes you? I haven’t been able to make that dream a reality yet, but during a trip to Hokkaido, I happened to look up and saw a breathtaking sight: a sky filled with colorful hot air […]