Sample packs

Real study packs, free to read

Each of these is a whole document — not an extract — put through StudySift and published as it came out. Every section is ranked by how much it matters, then written up as notes and practice questions. No account, no payment, nothing to install.

The sources are public-domain government publications, so you can check any claim against the original.

28 pages · 10 sections

Cellular respiration explained and ranked: glycolysis to the electron transport chain

5 2 3 19 questions
OpenStax Biology 2e, Chapter 7
82 pages · 7 sections

Calculus limits ranked: what to learn first, and what can wait

3 1 3 11 questions
OpenStax Calculus Volume 1, Chapter 2
68 pages · 8 sections

Trigonometric identities and equations, ranked and summarised

4 1 3 14 questions
OpenStax Algebra and Trigonometry 2e, Chapter 9
88 pages · 16 sections

Journal entries and the accounting equation, ranked section by section

7 3 6 27 questions
OpenStax Principles of Financial Accounting, Chapter 3
42 pages · 9 sections

Segmentation, targeting and positioning: the STP chapter ranked

7 0 2 21 questions
OpenStax Principles of Marketing, Chapter 5
36 pages · 6 sections

Time value of money explained: present value, future value, ranked

3 2 1 11 questions
OpenStax Principles of Finance, Chapter 7
142 pages · 12 sections

IRS Publication 17 ranked: which 142 pages of the tax guide matter

5 1 6 14 questions
IRS Publication 17, Your Federal Income Tax
492 pages · 42 sections

NIST 800-53 in 42 sections: a 492-page control catalog, ranked

29 3 10 92 questions
NIST SP 800-53 Rev. 5, Security and Privacy Controls
96 pages · 27 sections

NIST 800-63-4 digital identity guidelines, ranked and summarised

14 6 7 52 questions
NIST SP 800-63-4, Digital Identity Guidelines
32 pages · 11 sections

NIST CSF 2.0 summarised and ranked: what is actually worth reading

6 2 3 22 questions
NIST Cybersecurity Framework 2.0 (NIST CSWP 29)
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