IQ Is Suppressed, Learn Math, Physics and Chemistry Well and Take the World by Storm

A genius in science and mathematics died young and his soul traveled to the ordinary world. The decrease in oxygen concentration in this world has affected human intelligence, so everyone only stays at the stage of adding and subtracting within 100. He was surprised to find: Not only mathematics, physics, chemistry and other life subjects are not available. On the first day of time travel, he used multiplication tables to settle supermarket items and was elected mayor. The next day, he surveyed the city and used a prism to create a rainbow, becoming the first mayor to work part-time as a magician. On the third day, I couldn't stand the oxygen concentration and invented my own oxygen safe house. … This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.