The following list provides you with the basic concepts that should be attained by **the end** of the school year. Mastery of the concepts at the previous grade is assumed. 2nd grade worksheets.

### Numbers

- Read print numbers to 20 and locate, compare, order, represent, estimate, identify numbers to 1000 and mentally add and subtract numbers to 20
- Understand place value to be able to trade 10 ones for a ten, etc.
- Count by 1's, 2's, 5's, 10's beyond 100.
- Locate numbers when requested to 1000
- Understand the reverse properties of whole numbers 5+7 is the same as 7+5
- Add and subtract two digit numbers (no carrying/regrouping)
- Introduction to division using sharing as examples
- Count by skipping numbers when requested
- Add and subtract coins up to $1.00
- Compute word problems with addition and subtraction, (We have 20 children in swimming class, 8 are boys, how many are girls?)

### Measurement

- Use and understand more than, less than, the same as, heavier than, lighter than, taller than etc.
- Measure with a variety of cups, rulers and measuring spoons
- Time - hours, minutes and seconds
- Use the terms inches, feet, yards, centimeters, meters etc.
- Know the months of the year and tell time to the quarter hour
- Use a thermometer and count money to a dollar including being able to create different sets that equal a dollar
- Compare a variety of measurement tools

### Geometry

- Describe, identify, create and sort and build with shapes (squares, triangles, circles, rectangles etc.)
- Identify a variety of geometric shapes in everyday structures
- Compare and sort 2- and 3-dimensional shapes (3-D terms include sphere, prism cones etc.)
- Extend and make patterns with shapes
- Determine lines of symmetry, flips, slides, turns and transformations of shapes
- Describe locations on a grid - up four and over two etc.

### Algebra/Patterning

- Identify, describe, reorganize and extend patterns with more than one attribute
- Give specific rules about patterns for numbers, shapes, pictures and objects
- Identify and describe patterns in the world around us (wallpaper, paint etc)

### Probability

- Use graphs to record number of pets, hair color temperature with 1 and 2 attributes
- Design or construct bar graphs and include pertinent information
- Interpret a variety of picture and bar graphs and give explanations
- Investigate what happens when coins are flipped and die are rolled