Have you started high school and are already scratching your head over the basic science courses? Physics, especially, can be a major headache. You’re told, “Draw the forces!” but they’re invisible, so how can you even begin? Many people feel lost. Even if your teacher tells you, “First draw the force of gravity, and then […]

I’m Ken Kuwako, a science trainer. Every day is an experiment. A Classroom Full of Stars! How to Make a DIY Cardboard Planetarium Have you ever made a planetarium for a school festival? This time, I’d like to introduce a project our science club took on: creating a “cardboard planetarium dome.” Last year, our school […]

I’m Ken Kuwako, a science trainer. Every day is an experiment. 【This article is also available as a radio broadcast!】 This is an infrared cloud image. Do you notice anything strange about it? Even if this is your first time seeing this image, you’ll probably spot a few things that make you say, “Huh?” The […]

I’m Ken Kuwako, a science trainer. Every day is an experiment. When handling chemicals in the science lab, a basic knowledge of dilution is essential for conducting experiments “safely, accurately, and efficiently.” This time, I’ve put together a guide for teachers on the dilution methods, safety aspects, and concentration guidelines for common experiments that you […]

I’m Ken Kuwako, a science trainer. Every day is an experiment. 【Read this article in English】 When it comes to “detecting carbon dioxide” in a science class, calcium hydroxide solution is a familiar sight. But are there teachers who buy commercially available calcium hydroxide solution every time? Of course, buying it is one way to […]