Highlights
The Mysterious Dark Day
Lois Miner Huey
People & Places
1780, American Revolution, British, Canadian wildfires, Dark Day, dendrochronologists, forest fire, George Washington, inversion, New England, History US History, Science Earth Air Ocean, tree-ring analysis, University of Missouri, culture and history
HL
872
B2
English
9781683296577
A mysterious dark day causes panic during the American Revolution. And the mystery isn't solved until more than 200 years later!
Word lists coverage
The word and grammar lists are compiled from commercially available resources and English study websites. They are not intended to be authority. Use at your own discretion.| List | Total | Coverage |
|---|---|---|
| Eiken Grade 1 | 3,105 | 0.03% |
| Eiken Grade 2 | 866 | 0.58% |
| Eiken Grade 3 | 900 | 9.44% |
| Eiken Grade 4 | 600 | 14.17% |
| Eiken Grade 5 | 600 | 16% |
| Eiken Grade Pre1 | 2,868 | 0.35% |
| Eiken Grade Pre2 | 1,327 | 1.96% |
| Eiken Grade Pre2+ | 1,562 | 3.2% |
| NDL | 875 | 23.89% |
| NGSL 1 to 1,000 | 1,000 | 20.8% |
| NGSL 1,001 to 2,000 | 1,000 | 6.3% |
| NGSL 2,001 to 3,000 | 801 | 2.37% |
| NGSL Supplemental | 52 | 7.69% |
Grammar lists coverage
The word and grammar lists are compiled from commercially available resources and English study websites. They are not intended to be authority. Use at your own discretion.| List | Total | Unique | Coverage | Unique |
|---|---|---|---|---|
| Eiken Grade Pre1 | 94 | 94 | 0% | 0% |
| Eiken Grade 2 | 123 | 122 | 0% | 0% |
| Eiken Grade Pre2 | 111 | 108 | 0% | 0% |
| Eiken Grade 3 | 48 | 47 | 0% | 0% |
| Eiken Grade 4 | 52 | 49 | 0% | 0% |
| Eiken Grade 5 | 176 | 139 | 0% | 0% |
| A1 | 352 | 316 | 0% | 0% |
| A2 | 949 | 893 | 0% | 0% |
| B1 | 1,126 | 1,106 | 0% | 0% |
| B2 | 775 | 760 | 0% | 0% |
| C1 | 402 | 395 | 0% | 0% |
| C2 | 312 | 308 | 0% | 0% |