Logic Games & Brain Tests

Fun and simple browser-based tools designed to improve focus, reaction, memory, and logic — anonymously and free of charge.

This section of DELTOOLLAB includes interactive challenges and small tests that help train cognitive skills during short breaks — without pressure or distractions.

All interactions work directly in your browser, meaning your results and input remain private. No accounts, no downloads, no extra requirements — just pure functional simplicity.

We are constantly expanding our library of mini-games and experiments that stimulate thinking, attention, processing speed and problem-solving. Stay tuned for updates.