| 100% | OLYMPICS | 8 | The first modern one was held in Athens in 1896 |
| 61% | OLYMPIC | 7 | The first modern one of these games was in Greece |
| 50% | TRIPLEJUMP | 10 | Field event included in the first modern Olympics in 1896, although women were only allowed to start competing 100 years later |
| 48% | RABBI | 5 | The first ordained female one was Regina Jonas in 1935 |
| 47% | NOVA | 4 | The first recorded one was noted by the Greek scientist Hipparchus in 134 B.C. |
| 47% | ATHENS | 6 | City where the first modern Olympic games were held |
| 47% | TEDTALK | 7 | The first one was delivered in 1984 |
| 47% | EMAIL | 5 | The first one was sent in 1971 |
| 47% | ISP | 3 | "The World" in Mass. was the first commercial one, in '89 |
| 46% | WORD | 4 | The first one in this clue is "The" |
| 46% | BROWSERWAR | 10 | Navigator was in the first one |
| 46% | ALMANAC | 7 | The first one printed in America was in 1639 |
| 46% | PIE | 3 | The first one to be filmed hitting someone in the face was in the 1909 film Mr. Flip |
| 45% | STATEPARK | 9 | Niagara Reservation was the first one in 1885 |
| 45% | IDS | 3 | "Real" ones were first issued in the 2010s |
| 45% | JET | 3 | The Lippisch Ente was the first one of these to fly, in 1928 |
| 45% | ORR | 3 | He was the first hockey player to have 100 assists in one season |
| 44% | MALL | 4 | National ___, one of the venues where "Live Earth" benefit concert was held in 2007 |
| 44% | MOTEL | 5 | The first one was built in 1925 in San Luis Obispo, Calif. |
| 44% | VCR | 3 | The first commercial one of these was introduced by Ampex in 1956 and cost roughly $50,000 |
| 44% | ASIA | 4 | Where the Olympics were held for the first time in 1964 |
| 43% | ATOMICPILE | 10 | The first one of these was built by Fermi and his team in 1942 |
| 43% | ZACH | 4 | ___ Gowen, professional wrestler who is the first one-legged competitor in WWE |
| 43% | WEMBLEY | 7 | ___ Stadium, London, one of the two venues where the "Live Aid" benefit concert was held in 1985 |
| 43% | INSPECTORBUCKET | 15 | “Bleak House” character who was one of the first detectives in English fiction |
| 42% | SMORE | 5 | The first recipe for one was published in "Tramping and Trailing With the Girl Scouts" (1927) |
| 42% | BERLIN | 6 | German city where the first United Nations Climate Change Conference was held in 1995 |
| 42% | RITE | 4 | Learning to read and w___ is one of the first things taught in school |
| 42% | MURDERS | 7 | "The ___ in the Rue Morgue," short story by Edgar Allan Poe which is also considered the first modern detective story |
| 42% | PSALM | 5 | The first one begins "Blessed is the one who does not walk in step with the wicked" |