I’m Ken Kuwako, a science trainer, and for me, every day’s an experiment! Today, I want to share a beautiful and bizarre experiment called Prince Rupert’s Drop that I did with my science club students. It’s truly fascinating how we can take a common material like glass and see it behave in ways that defy […]

I’m Ken Kuwako, a science trainer! Every day is an experiment! 【This article is also available as a radio broadcast!】 Tokyo Disneyland, a land of dreams and magic. Did you know that this place, where everyone smiles, actually hides many “seeds of science”? What might seem like pure magic at first glance reveals surprising mechanisms […]

Hello! I’m Ken Kuwako, your Science Trainer. Every Day is an Experiment! Have you ever taken a really close look at a rock on the side of the road? Some sparkle with large, glittering grains, while others are dull with tiny specks. Believe it or not, these visual differences hide a grand drama deep within […]

I’m Ken Kuwako, a science trainer. Every day is an experiment! You can see your face clearly when you look in a mirror, but when you look at the desk or wall in front of you, nothing is reflected back… Ever wondered why? 🤔 The secret to how we “see” the world isn’t a mirror’s […]

I’m Ken Kuwako, a science trainer. For me, every day is an experiment. 【Read this article in English】 When handling chemicals in the science lab, a solid understanding of dilution is essential for conducting experiments “safely, accurately, and efficiently.” In this guide, I’ve put together key dilution methods, safety protocols, and practical concentration levels for […]