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k-12教育是美国基础教育的统称。 “K12”中的“K”代表Kindergarten（幼儿园），“12”代表12年级（相当于中国的高三）。 “K－12”是指从幼儿园到12年级的教育，因此也被国际上用作对基础教育阶段的通称。

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K–12 refers to the American system which affords authority to local intersectional "districts" which may be specific to a municipality, county, or several regions, depending on population and proximity.

K–12 education in the United States includes primary education starting in kindergarten, and secondary education ending in grade 12. Government-funded free schools are generally provided for these grades, but private schools and homeschooling are also possible.

“K–12”是指从幼儿园（Kindergarten，通常5-6岁）到十二年級（grade 12，通常17-18岁），这两个年级是美国、澳大利亚，以及 魁北克省以外的加拿大 （ 英语 ： English Canada ） 的免费教育系統头尾的两个年级。

K12，又叫K-12，全称kindergarten through twelfth grade，是指从幼儿园（Kindergarten，通常5-6岁）到十二年级（Grade Twelve，通常17-18岁）的教育阶段。 要想详细了解K12，先要对美国的教育体系有个大体了解：

Mar 1, 2021 · 美国的义务教育是k到12年级，简称为k-12教育学制。 美国中小学教育，属于地方分权，学制各州并不完全一致，各学区可以自行制定各级学校的学制。

Jan 31, 2023 · 美国的义务教育是k到12年级，简称为k12教育学制。也就是幼儿园至12年级的学生接受的初等教育和中等教育的混合。k12也是国际上对基础教育的统称。