Genius Games Sort By Default Title - A to Z Title - Z to A Price - lowest first Price - highest first Time Added - latest first Popularity - most popular first Sales - best selling first $24.58 $24.58 View... Genotype: A Mendelian Genetics Game - Upgrade Pack $40.79 $40.79 View... Subatomic: An Atom Building Game (Standard Edition) $24.58 $24.58 View... First in Flight: Upgrade Pack $20.98 $20.98 View... Cellulose: A Plant Cell Biology Game - Upgrade Pack $40.79 $40.79 View... Periodic: A Game of The Elements $13.18 $13.18 View... Math Rush: Addition & Subtraction $13.18 $13.18 View... Math Rush: Fractions Decimals & Percents $13.18 $13.18 View... Math Rush: Multiplication & Exponents $24.58 $24.58 View... Outnumbered: Improbable Heroes $10.77 $10.77 View... Ecosystem $50.99 $50.99 View... Genotype: A Mendelian Genetics Game $10.77 $10.77 View... Ecosystem: Coral Reef $21.58 $21.58 View... Ion: A Compound Building Game (Second Edition) $10.77 $10.77 View... Ecosystem: Savanna $50.99 $50.99 View... First in Flight $50.99 $50.99 View... Cellulose: A Plant Cell Biology Game