Identify and complete a given pattern.
Identify and complete a growing pattern, where something new is added to each segment.
Identify a pattern where up to two things are changed in each segment.
- Used pattern blocks to build and extend growing patterns.
- Discussed how they knew what would come next
Solve addition and subtraction problems where a symbol is used to represent an unknown quantity.
Informal introduction to variables.
Explain that symbols can be anything: a question mark, a blank space, a color, a shape. The symbol is just an indication of what needs to be solved.
Look closely at the problem to determine what needs to be solved, it is not always after the =.
- solved number puzzles to figure out the unknown quantity of each shape
- used the quantities to solve equations with shape variables