Highlights
The Sea Turtle's Built-In Compass
Sudipta Bardhan
Animals
Science Animal, Sea Turtles, Compass, Scientist, Ocean
HL
942
C1
English
9781683297604
Scientists explore sea turtles' excellent navigation instincts.
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% |
| Eiken Grade 2 | 866 | 0.69% |
| Eiken Grade 3 | 900 | 9.67% |
| Eiken Grade 4 | 600 | 15.33% |
| Eiken Grade 5 | 600 | 16.17% |
| Eiken Grade Pre1 | 2,868 | 0.17% |
| Eiken Grade Pre2 | 1,327 | 1.58% |
| Eiken Grade Pre2+ | 1,562 | 2.5% |
| NDL | 875 | 22.06% |
| NGSL 1 to 1,000 | 1,000 | 20% |
| NGSL 1,001 to 2,000 | 1,000 | 3.4% |
| NGSL 2,001 to 3,000 | 801 | 1.62% |
| NGSL Supplemental | 52 | 3.85% |
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% |