In elementary schools? Are you implying that those kids should have been armed, and now they've been shot because they weren't? 1st - guns are not allowd in school. 2nd - lax gun laws have lead to 3x more mass shootings, per the note above. That increase is also associated with Texas mass shootings. Read:

https://apps.texastribune.org/features/2019/texas-10-years-of-mass-shootings-timeline/

https://abc13.com/mass-shootings-in-texas-houston-shooting-deaths-violent-crime/10906137/

https://news.sky.com/story/texas-school-shooting-the-six-maps-and-charts-which-show-the-state-of-mass-gun-violence-in-the-us-12621141

https://www.bbc.co.uk/news/world-us-canada-41488081

https://www.npr.org/2022/05/24/1101050970/2022-school-shootings-so-far

Anyway - none of this is meant as an argument, as you can search for this information as well as I can. I've bothered to respond because this issue should be important to you.