Training library

Choose a QA challenge

Filter by learning path or browse all challenges. Write what you would test, then compare your thinking against stronger answers.

AllWeb UI TestingAPI TestingMobile TestingDatabase TestingAdvanced Real-World ScenariosInterview ModeExternal Practice Labs

External Practice Labs

External Practice Labs link to third-party demo/practice sites. Open a lab, explore the target app, then return here to write your test ideas and compare them with a senior QA checklist.

We do not own or host these third-party practice sites.

Beginner Web UI

basic UI elements and beginner-friendly flows

E-commerce Testing

carts, checkout, pricing, orders

Banking / Finance

accounts, transfers, permissions, transaction history

API Testing

REST endpoints, schemas, status codes, negative cases

Automation Practice

locators, waits, dynamic UI, flaky risks

Security Testing

safe educational security test design

Accessibility Testing

keyboard, labels, focus, contrast, screen readers

Performance Testing

journeys, load scenarios, response times, bottlenecks

Exploratory Testing

puzzles, hidden rules, test idea generation

No local progress yet. Complete a challenge to start tracking.

Security TestingWeb UIAdvanced30-45 min
Not started

OWASP Juice Shop - Broken access control and input security

OWASP Juice Shop

Practice safe security-focused QA thinking around auth, input validation, and access control.

Input validationAccess controlAuthentication risks

Start guided lab

Security TestingWeb UIAdvanced30-45 min
Not started

Google Gruyere - Web security exploration

Google Gruyere

Use an educational vulnerable app to build safe security test design habits.

Auth boundariesPrivate contentStored input

Start guided lab