Do I need to install anything?

No. It runs in any modern browser, free, with no account required.

For Researchers · Block Diagram Simulator

Block Diagram Simulator for a science-fair project

Built for researchers prototyping or validating an idea. Prototype fast, reproduce exactly, and share a citable, interactive version of your model. Simulate a science-fair project live below — adjust the inputs and watch it respond, right in your browser.

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Frequently asked questions

Is this good for researchers?: Yes — this version of "Block Diagram Simulator for a science-fair project" is framed for researchers prototyping or validating an idea. Prototype fast, reproduce exactly, and share a citable, interactive version of your model.
Do I need to install anything?: No. It runs in any modern browser, free, with no account required.