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Generate a full academic timeline from birth date and school-specific enrollment settings.

Calculate your Body Mass Index (BMI) from height and weight

Calculate body fat percentage from weight and lean body mass

Easily calculate the golden ratio (φ ≈ 1.618) for optimal design and layout.

Enter a single base value and instantly see the golden ratio, silver ratio, and other metallic means as longer and shorter sides.

Cedar, Pine, Hinoki, Oak - Wood Master: A completely free tool for easily viewing wood rankings and detailed data. Covers 28 major domestic wood species. High-functionality tool with unmatched data richness for even niche comparisons.