Learn first-grade math concepts, such as addition and subtraction, with interactive exercises and video lessons on Khan Academy.

Created by experts, Khan Academy’s library of trusted, standards-aligned practice and lessons covers math K-12 through early college, grammar, science, history, AP®, SAT®, and more. It’s all free for learners and teachers.

Inspire a lifetime of learning with our educational app for kids ages 2-7. Kids can learn reading, writing, math, counting, ABCs, addition, subtraction, social-emotional skills, & more. 100% free on iPhone, iPad, Android, and Amazon

2020年3月2日 · Khan Academy Kids, our award-winning educational app for children ages two to seven, now includes new first-grade lessons. We’ve added thousands of interactive activities, lessons, and books: – More than 5,700 activities aligned with first-grade English Language Arts (ELA) and Math Common Core Standards

2024年1月1日 · Want to generate the perfect 1st-grade lesson plan instantly? Check out Khanmigo - the first AI tool for teachers from Khan Academy! Want powerful math tutoring - without breaking the bank?

Looking for free math curriculums? You’ve come to the right place! That’s because Khan Academy has curriculums for a wide range of math courses – from kindergarten through linear algebra.

Early math review; 2nd grade; 3rd grade; 4th grade; 5th grade; 6th grade; 7th grade; 8th grade; See Pre-K - 8th Math; Math: Get ready courses; Get ready for 3rd grade; ... 1st grade. Course: 1st grade > Unit 2. Lesson 2: Addition within 20. Adding 7 + 6. Adding 8 + 7. Add within 20. Adding 5 + 3 + 6. Add 3 numbers. Math >

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2021年5月1日 · You have to realize that science has to be taught in PreK and Kinder with very little math because at ages 3-5 they don't have many math concepts (basic counting/ lower level addition and subtraction). So in basic elementary science concepts just first introduce ideas.

2023年7月25日 · Free K-2 Reading Comprehension Worksheets posted on July 25, 2023 By Aimee Sawyer, Product Marketing Manager at Khan Academy Kids and former teacher Click here to download the free reading comprehension worksheets.