1. Shutting down schools does not help prevent the spread
2. Mask-mandates do not help (prevent the spread)
3. Science shows children don't spread the disease in any meaningful way
4. Children are not badly affected
5. Mask-mandates are "silly"
Can you give us links to data that shows each of your five (5) claims to be correct?
https://www.sciencedaily.com/releases/2020/07/200710100934.h...
https://jamanetwork.com/journals/jamanetworkopen/fullarticle...
https://pubmed.ncbi.nlm.nih.gov/32430964/
https://pubmed.ncbi.nlm.nih.gov/32914746/
https://onlinelibrary.wiley.com/doi/full/10.1002/jmv.26394
Yep and that's just a handful of easily found studies showing that children aren't in very low risk of COVID infecting them and/or causing any serious ailment. Therefore, the rest of your points are moot.