Russia went from a backwards agrarian society where people travelled by horse and carriage to being the first in space in the span of 40 years. Russia showed incredible growth after the revolution that surpassed the rest of the world:
https://wid.world/document/soviets-oligarchs-inequality-property-russia-1905-2016/
USSR provided free education to all citizens resulting in literacy rising from 33% to 99.9%:
http://www.revolutionarydemocracy.org/archive/PubEdUSSR.htm
http://www.revolutionarydemocracy.org/archive/anglosov.htm
http://unesdoc.unesco.org/images/0000/000013/001300eo.pdf
https://en.wikipedia.org/wiki/Likbez