Mobile phones are a disturbance, scientific research shows. We need to protect students against this.

Wish the Guardian would have looked into this at all, researched a bit to see if the data backs this up. I couldn’t find much conclusive evidence of a significant impact. For example,

https://www.psychologytoday.com/us/blog/ulterior-motives/202101/cell-phones-harm-classroom-performance-bit

Doesn’t say anything about school-provided computers. But paper should not become obsolete, students need to practice digital and physical writing. Can’t always count on technology being there for you.

Wikipedia is not itself a source. It’s a way to get a summary of a topic and to get the actual sources