A detailed tool for applying formal scientific reasoning to questions and problems. This tool guides models through the scientific method with structured hypothesis testing. It enforces explicit variable identification, prediction making, and evidence evaluation. When to use this tool: - Investigating cause-effect relationships - Evaluating competing explanations for phenomena - Developing and testing hypotheses - Avoiding confirmation bias in reasoning - Conducting systematic inquiry Key features: - Structured scientific process - Explicit variable identification - Controlled experimental design - Systematic evidence evaluation - Iterative hypothesis refinement