| 100% | TOTS | 4 | Two- and three-year-old children |
| 87% | TODDLERS | 8 | Young children around two or three years old |
| 80% | TOT | 3 | Two- or three-year-old child |
| 63% | POTATO | 6 | Follower of one, two and three in a children's rhyme |
| 61% | ADD | 3 | Put two and three together? |
| 61% | ADD | 3 | Put two and three together |
| 60% | ADD | 3 | Put two and three together, say |
| 59% | ELMO | 4 | Red Muppet who's three years old |
| 58% | COLT | 4 | Two- or three-year-old, maybe |
| 58% | BART | 4 | Oldest child of Homer and Marge |
| 57% | ALOTONONESPLATE | 15 | One, two and three ... or this puzzle's title |
| 57% | PUGSLEY | 7 | Elder child of Gomez and Morticia Addams |
| 56% | MEG | 3 | Eldest child of 12-Across and 38-Across |
| 56% | ARCHIE | 6 | Older child of Prince Harry and Meghan Markle |
| 56% | CAIN | 4 | Adam and Eve's oldest child |
| 56% | BART | 4 | Homer and Marge's eldest child |
| 56% | NINE | 4 | Two, three and four |
| 55% | ELDEST | 6 | Oldest of the three children |
| 55% | SEVENTY | 7 | Three score years and ten |
| 54% | AARP | 4 | Organization for people 50 years old and up |
| 52% | TESS | 4 | Eldest child of John and Joan Durbeyfield, in a Thomas Hardy novel |
| 52% | LEAP | 4 | Year with three hundred and sixty six days |
| 52% | TEENAGER | 8 | Between 13 and 19 years old |
| 51% | FACTS | 5 | "A snail can sleep for up to three years" and others |
| 51% | DATE | 4 | It has three numbers and two slashes |
| 50% | STIRK | 5 | Young bull or heifer between one and two years old |
| 50% | BYRONSCOTT | 10 | One of the greatest players of the LA Lakers who won three NBA Championships and went on to coach the team for two years: 2 wds. |
| 49% | MEAN | 4 | Two, for one and three? |
| 49% | BACHS | 5 | The two wives and 20 children of Johann Sebastian |
| 49% | TEEN | 4 | Someone older than 12 years and younger than 20 |