America's Premier Testing Center

50+ professional assessments designed by Guinness World Records Puzzle Master Timothy E. Parker. IQ tests, SAT, GRE, MCAT, CPA, and more — all in one place.

Browse All Tests
50+ Assessments
180M+ Solvers Worldwide
1,400+ Organizations Served
30 Years of Excellence

Test Categories

From cognitive assessments to career certifications, find the right test for your goals.

How It Works

Four simple steps to your professional assessment results.

1

Choose Your Test

Browse 50+ assessments across 7 categories. Each test page shows exactly what to expect.

2

Purchase ($29–$99)

One-time payment via secure Stripe checkout. No subscriptions, no hidden fees.

3

Take Anytime

Valid for 1 full year. Auto-saves every answer. Start, stop, and resume on any device.

4

Get Results

Immediate results on screen, emailed to you, and available as a downloadable PDF.

Every Test Includes

Professional-grade features built into every assessment we offer.

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Auto-Save Every Answer

Every response is saved instantly. No progress is ever lost, even if you close your browser.

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Valid for 1 Full Year

Take your time. Your test remains accessible for 365 days from purchase.

Start & Stop Anytime

Pause whenever you need to. Resume on the same device or any other with your unique code.

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Fully Mobile Optimized

Designed for phones, tablets, and desktops. Large touch targets and readable text on any screen.

Immediate Results — 3 Ways

See your score on screen instantly, receive it by email, and download a professional PDF report.

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Secure & Private

No account required. Token-based access keeps your data safe with no passwords to remember.

Trusted by the Best

Built on three decades of psychometric expertise and world-record achievement.

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Guinness World Records Puzzle Master
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30 Years Of Testing Excellence
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180M+ Solvers Worldwide
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1,400+ Organizations Served
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Parker Certified Assessments