Eleni L.

You did good, but materials between grades sometimes have changes depending on the country, state, or region. So it would be nice to first clarify a list of topics and then research each one indivi...

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Hi, the last sentence of the instructions says "Make sure you print the exact error message" So try to change those if statements and copy the error message from the instructions.

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3. Stuck on a challenge :-/

Since the SAT and ACT both involve the same skills, you can absolutely use Khan Academy's existing material for math and reading. The math concepts on both tests are very similar (Algebra, Geometry...

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Unfortunately, you cannot connect your Khan Academy and College Board accounts to import your past Digital SAT scores. This feature was only available for the traditional pencil-and-paper SAT and w...

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3. I'm trying to connect my college board account so i can get my past scores on here but i am not able to connect.

Here you can find the linear algebra section: https://www.khanacademy.org/math/linear-algebra As you go through the material there are quizzes and exercises. 

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No, you may not need trigonometric laws. If you complete the Geometry/trigonometry portion on Khan Academy, you will know all the material needed for the SAT.    https://www.khanacademy.org/test-pr...

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Yes, questions on Khan Academy are taken from the SAT. They might not be exactly from the bluebook test, but from previous SAT years or the SAT question bank.

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3. Do lessons of Khan Academy’s DIGITAL SAT course use Bluebook mock test questions?

Khan Academy offers resources for reading, vocabulary, grammar, and writing, but it doesn't provide a complete 9th-grade Language Arts curriculum. You can use its exercises and lessons, especially ...

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You're right that some articles and videos repeat across levels to reinforce core concepts. The key difference is in the practice questions, quizzes, and unit tests, which get progressively harder....

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3. Digital SAT prep different levels (foundation, medium, advanced)

From the first picture we know "The ISS's orbital distance from Earth's center (to) is the sum of its altitude above Earth's surface (a) and the radius of Earth itself (re), as modeled below' So, r...

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3. Newton's law of gravitational