The best replacement for common core standards is california state standards.

The best alternatives to common core standards are rated as following:
★★★★★  california state standards
★★★★  no child left behind
★★★  state standards
★★  ca state standards
★  nclb
★  national standards
★  teks
★  pa state standards

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Speaking about common core standards, one probably shouldn't forget about lesson plans.

Other search terms related to common core standards and their ratings are:
★★★★★ lesson plans
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