Learn lightly, understand precisely.

A free online learning lab—subtraction, multiplication, coding, and coloring. Immediate feedback without saving; automatic language support.

An open space for education that removes learning barriers, empowering every child to create and grow independently.

Open learning for anyone, anywhere, at near-zero cost.
Start without logging in. Privacy assured: minimal cookies & records; runs even on low-spec devices and slow networks!
As fun as a game—yet conceptually precise: “understanding before answers.”

Think in tens & ones, then confirm with a vertical form. One item at a time with instant feedback.

Choose 1–9 to begin. Minimized repetition; auto-advance on correct.

Practice sequence and repetition with small text-guided examples (no drag blocks).

Outline coloring to build focus and fine motor control. In-browser; no saving.