3rd grade

Students strengthen basic arithmetic skills such as multiplication and division, and begin working with multi-digit numbers. Additionally, geometric concepts such as perimeter, area, and volume are studied.

130 skills
0 lessons
  1. lesson 1

    Numbers from 1 to 100
  2. lesson 2

    Three-digit numbers
  3. lesson 3

    Multiplication and division
  4. lesson 4

    Properties of the numbers 0 and 1
  5. lesson 5

    Distributive property
  6. lesson 6

    Positional number system
  7. lesson 7

    Multi-digit numbers
  8. lesson 8

    Adding and subtracting multi-digit numbers
  9. lesson 9

    Multiplying and dividing numbers by 10, 100, 1000
  1. lesson 10

    Multiplying whole numbers
  2. lesson 11

    Multiplying numbers
  3. lesson 12

    Price, quantity, and value
  4. lesson 13

    Solving problems
  5. lesson 14

    Dividing numbers
  6. lesson 15

    Perimeter
  7. lesson 16

    Area
  8. lesson 17

    Units of measurement
  9. lesson 18

    Parallelepiped and cube
  1. lesson 19

    Circumference and Circle
  2. lesson 20

    Straight lines
  3. lesson 21

    Equality and inequalities
  4. lesson 22

    Coordinates. Symmetry.
  5. lesson 23

    Motion problems
  6. lesson 24

    Productivity
  7. lesson 25

    Sets
  8. lesson 26

    Statements