These are bold claims that smell like dog whistles but I’m unfamiliar with any specifics. Got sources or what?
At any rate a quick google search give you all the answers you need: https://www.mercatus.org/research/data-visualizations/k-12-s...
Is the whistle you neglected to source.
If you think that every major project from federal to local government being delivered over budget, behind schedule and with fewer capabilities than promised is a dog whistle I have a perfectly functional bridge in Baltimore to sell you.