This St. Patrick’s Day genetics project gives middle school students practice with Punnett squares, monohybrid crosses, genotype and phenotype ratios, and probability in a fun March science activity. Students complete guided genetics worksheets and model a St. Patrick’s themed offspring using Mendelian inheritance. Designed for grades 6–8 and aligned to NGSS MS-LS3 (inheritance and variation of traits), this activity works well for review, assessment prep, or seasonal engagement during your her