Guides
Everything about tests, grades, classes and paying for college, explained plainly and checked against official sources.
Tools
GPA calculator
Add your classes and grades to get both GPAs, with Honors and AP weighting.
CalculatorSAT to ACT converter
Convert between SAT and ACT scores with the official concordance table.
Guides
The SAT
How the digital SAT works, how it's scored, what it costs and when to take it.
The ACT
The new, shorter ACT: sections, optional science, scoring, fees and dates.
AP classes
What AP is, how the 1–5 score works, what exams cost and how colleges give credit.
Dual enrollment
Taking real college classes in high school: how credit works, what it costs, and the risks.
Weighted vs unweighted GPA
What the two GPAs mean, how weighting works, and how colleges recalculate yours.
Early Decision and Early Action
Binding vs non-binding, restrictive early action, ED II and typical deadlines.
Test-optional explained
Which top schools require the SAT or ACT again, and when to send your scores.
Financial aid basics
FAFSA, CSS Profile, grants vs loans, net price, and which schools are free for most families.