The first link, the school who “rejected” the common core. I challenge you, Phaedrus, to read the paragraph where they cite the core encouraging whole words in kindergarten and waiting for phonics in first grade then actually read the foundational skills ELA section of the common core. Then come back to and we can talk about why your link is full of ****.
by the way, of the 50 top performing countries in the world, according to PISA, nearly all the countries who got to the top cite “high, commonly agreed upon standards” as one of the methods used to get to the top. Demonizing the core mostly comes from ignorance