why is a group of fish called a 'school' ?

Some fish tend to swim in groups in order to protect themselves from their predators. the collective noun which denotes such a group depends on the species of the fish in the group,as exemplified by the terms a troop of dogfish.,a swarm of eelsand and a glide of flting fish. the most common collective nouns for a group of fish in general are school and shoal. both the words have evolved from the same common Dutch root schole meaning a troop or crowd.collected fromtimesofindiadaily.

why are video games so additive?

Reasarchers belive kids and adults stay glued to video games because the fun of playing actually is rooted in fulfilling their basic psychological needs.we think there's deeper theory than the fun of playing says richard ryan a motivational psychologist at the university and lead investigating in the four new studies about gaming. they found that games can provide opportuities for achievement,freedom, and even a connection to other player truped a shallow sense of fun which doesnot keep players as interested.