Number Sense and Place Value
01 Number of Squares
Read, Write, and Skip-Count Numbers to 1,000
02 Which Car Is faster?
Compare and 3-Digit Numbers
03 Animal Race
Measure with Nonstandard Units
04 Following the Footsteps
Measure with Standard Units
2-Digit Addition and Subtraction
05 Connecting Numbers
Add 2-Digit numbers
06 Number Play
Practice 2-Digit Addition
07 Hundred Number Board
Subtract 2-Digit Numbers
08 Number Tape
Practice 2-Digit Subtraction
09 Math Balance
Practice 2-Digit Addition and Subtraction
Plane Shapes and Solid Figuares
10 Making Figuare with Pattern Blocks
Understand Plane Shapes
11 Finding the Missing Blocks
Understand Solid Figuares
Time and Calendar
12 Ann’s Day
Read, Write, and Tell Time
13 Minute
Understand Minutes
14 Egyptian Calendar
Understand and Use Calendars
Multiplication
15 Counting in Groups
Introduce Multiplication
16 Making a calendar
Multiply by 2,3,4,and 5
Appendix(부록)
Vocabulary
Answer
Activity Sheets