Tachyon · Diagnostic
See exactly what to work on.
18 questions — Reading, Writing, and Math — in about 15 minutes. At the end you get an estimated score range, a map of the skills behind your misses, and the exact traps you fell for inside them. No account needed.
- · 9 Reading & Writing + 9 Math, real test difficulty
- · Desmos graphing calculator built in on Math
- · No feedback mid-run — just like test day
- · Skipping is allowed; blanks aren't penalized
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