depending upon local school board decisions; in Fourth Grade students are usually 9–10 years old and typically attending an Elementary School. Standard subjects include Math, Science, Social Studies, English, Creative Writing, and History including history of the founding of the United States, and one Elementary year is spent focusing on the history of the State the school is in. Some other subjects taught may include STEM, Spanish, German, Technology, gardening, Livestock, Environment, Shop class, Home Economics, Music, and Health. Public schools all offer health, music, art, and physical education. Children must be 9 years old on August 31 because on September 1 of that year the academic year starts. Children are turning 10 years old during the fourth-grade academic year. In the United States as of 2019, 41 states have implemented Common Core State Standards Initiative standards for English/Language Arts and Mathematics In Math, Kids learn about Place Value up to the millions, prime and composite numbers, multiplying 2 digit and 3 digit numbers, long division, fractions, decimals, the metric system, geometry etc. In Social Studies, they learn about geography skills such as map reading and longitude and latitude, state history, and Early American History. In Science, most common topics include the rock cycle, fossils, erosion, electricity, forces and motion, metric system, calculating liquid volume, calculating and converting temperature, light, and heat. In English, kids learn skills about reading writing and vocabulary. These skills include finding theme of a story, compare and contrast, citing textual evidence, main idea, writing objective summaries, writing narratives, writing research reports, writing explanatory essays, writing persuasive and argumentative pieces, figurative language, prefixes, suffixes and context clues. Spain's equivalent In Spain, Primaria (6 to 12 years old) is compulsory for all children. 4th grade is called cuarto de Primaria or simply cuarto curso. Primaria starts at six years old, so students usually start 4th grade on the year of their tenth birthday. See also Educational stage Singapore math method Elementary schools in Japan References 4 Primary education