Name something children need to memorize.
| 1 | letters | |
|---|---|---|
| 1 | abc | |
| 1 | alphabet | |
| 2 | number | |
| 2 | mobile number | |
| 2 | phone number | |
| 2 | telephone number | |
| 2 | cell phone number | |
| 3 | calculus | |
| 3 | numbers | |
| 3 | multiplication | |
| 3 | addition | |
| 3 | math | |
| 3 | subtraction | |
| 3 | figures | |
| 3 | division | |
| 3 | algebra | |
| 4 | street address | |
| 4 | address | |
| 4 | apartment number | |
| 4 | house number | |
| 5 | allegiance | |
| 5 | pledge of allegiance | |
| 5 | of allegiance | |
| 6 | states | |
| 6 | names of states | |
| 6 | maps | |
| 6 | states | |
| 6 | geography | |
| 6 | fifty states | |
| 6 | us geography |