Click Start

Use an event to start.

Free starter mission

Premium unlocks advanced web app logic, automation, data missions, robotics systems, and STEM engineering challenges.

Engineering Workspace

Need: WebAttempts: 0

Free workspace: try the starter challenge. Premium unlocks longer missions.

0/12 blocks

Tap blocks to build.

Block program

// Add blocks to build your program

Mission summary

Path steps: 0 • Required block: missing

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Engineering skill

Introduces real web event handling.

Test result

Build a program, then press Run.

Plan access

Free plan is active. Premium missions stay locked until upgrade.