If you buy through our links, we may earn money from affiliate partners. Learn more. Kat Barber/Business Insider Hobbies that help you reach a flow state (where you're relaxed while also engaged) have wonderful mental health benefits.I started knitting during the pandemic and it helped me de-stress, keep my brain active, and feel more connected to loved ones.Below are 9 online classes, books, kits, and resources to learn how to knit.Getting into a state of flow - complete focus on whatever you're doing that you lose track of time - has been long regarded as a reliable way to boost positive mental health.