Hi, I’m Ken Kuwako, Science Trainer. Every day is an experiment. “Teacher, why does Japan have so many earthquakes?” When covering changes in the Earth’s crust in a science class, have you ever been asked such a simple yet profound question by a student? When we hear about an earthquake on the news—”the epicenter was […]

I’m Ken Kuwako, your Science Trainer. Every day is an experiment! The Marble Lens Experiment All you need for this experiment is a clear, transparent marble (one per person is best). In school settings, I buy them in bulk for students. The fact that it’s so inexpensive is part of what makes this experiment great! […]

Science Trainer, Ken Kuwako. Every Day is an Experiment. Have you ever actually seen sound? Of course, sound itself is invisible. However, in science classes, we put a lot of effort into finding ways to make this unseen world of sound “visible.” This time, I’d like to introduce a surprising secret weapon that plays a […]

I’m Ken Kuwako, your Science Trainer. Every day is an experiment. Would you believe me if I told you that you could lift a heavy plastic bottle packed solid with rice using just a single pair of chopsticks? You might think, “No way, that’s impossible!” But with just a “small trick,” you can make it […]

I’m Ken Kuwako, your science trainer. Every day is an experiment. The season has arrived when our breath turns white and the stars shine with an even sharper intensity. If you happen to glance up at the night sky, don’t you notice the moon glowing with an overwhelming presence? Actually, the Full Moon gracing the […]