For trivia-loving kids! A recommended collection of scary trivia and fun fact quiz questions

22 types

Many of you were probably surprised to learn there are that many kinds. In fact, there are 22 types of acorns in Japan. If you look closely, you’ll find various shapes—some long and slender, others round and plump. By the way, “acorn” is a common name for the fruit of trees in the beech family, and there is no plant that is actually named “acorn.”

Cutting aluminum foil

If you keep using the same scissors, their cutting performance will gradually deteriorate. Dull scissors not only slow down your work, but they can also be dangerous. In such cases, try cutting a crumpled piece of aluminum foil with the scissors! The blades of dull scissors have tiny chips, but cutting aluminum foil helps fill in those chipped areas, restoring their sharpness.

cool the forehead

Everyone has probably experienced that sharp, ice-cream headache while eating ice cream or shaved ice! This happens because the sudden cooling in your mouth increases blood flow and causes blood vessels to dilate, and because nerves in the throat get stimulated. Cooling your forehead can help constrict those dilated vessels, and the added sensation can ease the sharp pain. Try pressing the ice cream or shaved ice container directly against your forehead.

the middle seat

On field trips and the like, you often travel by bus, right? But for people who get motion sick, that time can be rough. That’s why I want to share which seats are less likely to make you carsick. In fact, there are seats on a bus that tend to cause less motion sickness—around the middle of the vehicle. Seats near the middle aren’t directly over the tires, so there’s less vibration, making motion sickness less likely.

Study for 25 minutes, then take a 5-minute break

You can’t really use this method during classes at school, but it’s a great one for homework. It’s called the Pomodoro Technique, where you repeat a cycle of studying for 25 minutes and then taking a 5-minute break. Give it a try when you feel like you can’t concentrate very well while studying at home.

Press the ear canal

You know how sometimes hiccups just won’t stop? You might even get hiccups during class and feel embarrassed. It’s said that putting your fingers into your ears and pressing firmly for several tens of seconds stimulates the nerves deep in the ear and can help stop hiccups.