Mathematics
Most second grade children learn:
Numbers, Operations and
Data:
to count to 1,000,
addition and subtraction facts to 18,
double and triple addition and subtraction with and without regrouping,
skip counting by 2s, 3s, 4s, 5s, 10s,
place value (ones, tens, hundreds),
greater than, less than, most, least,
ordinal numbers,
basic multiplication,
basic division,
interpreting data; interpreting and creating graphs.
Money and Time:
to count groups of coins,
to show the same amount with different coins,
to use the fewest coins,
to make change,
to tell time to hour, half hour, 15 minutes, 5 minutes,
time relationships.
Geometry and Measurement:
about plane shapes, congruence and symmetry,
about solid figures,
measurement in standard and nonstandard units,
the concepts of inches, feet, centimeters, meters, perimeter,
the concepts of cups, pints, quarts, ounces, pounds, grams, kilograms, temperature.
Fractions:
parts of a whole, parts of a group,
writing fractions that equal one part of a group (1/3, 1/8),
writing fractions that equal more than one part of a group (2/3, 6/10),
comparing fractions (<, >, =).
Problem Solving:
estimation,
written explanations of solutions to single and multiple-step problems.