1st grade math
Learn first grade math—addition, subtraction, length, graphs, time, and shapes. (aligned with Common Core standards)
3 units31 videos2 hours
Learn it live with a class on Puzzicle · Teachers: use it with your class
Unit 1: Place value
Ones and tens
Comparing 2-digit numbers
Unit 2: Addition and subtraction
Relate addition and subtraction
Addition within 20
Subtraction within 20
Equal sign
Word problems within 20
Word problems with "more" and "fewer"
Adding 1s and 10s
Intro to addition with 2-digit numbers
Unit 3: Measurement, data, and geometry
Fractions of shapes
Learn this with a class
With a class on Puzzicle this course runs as a timetable of live study parties: your batch watches together and answers the check-ins, sometimes with a teacher leading.
Course content © Khan Academy, used under CC BY-NC-SA. See this course on Khan Academy.