This tool is unofficial and not affiliated with Science Olympiad. For official rules, visit soinc.org

Heredity Rules

Division B + C

Rules Content Coming Soon

Official 2026 rules summary will be added here.

View Division B Rules | View Division C Rules

Punnett Square Practice

Random Practice Generator

Punnett Square Generator

Alleles: A/a (and B/b for two traits)
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Worksheet Generator

Worksheet Generator Coming Soon

Generate practice worksheets with genetics problems.