Braintrain (*discord.gg/brain*) is the largest Discord server for increasing intelligence/IQ and improving cognition. We believe cognitive training—exercising your mind in special ways—is the best way to do this, and science can prove it. Join us and find out how you can start training and become smarter (and why it works)!
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Rankings include publicly discoverable servers and user-submitted servers with 100+ members. Growth rankings reflect weekly member changes.