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 $27.42 $27.42 View... Genotype: A Mendelian Genetics Game - Upgrade Pack $54.21 $54.21 View... Subatomic: An Atom Building Game (Standard Edition) $23.40 $23.40 View... Cellulose: A Plant Cell Biology Game - Upgrade Pack $27.42 $27.42 View... First in Flight: Upgrade Pack $30.10 $30.10 View... Ion: A Compound Building Game (Second Edition) $65.59 $65.59 View... Genotype: A Mendelian Genetics Game $18.05 $18.05 View... Math Rush: Addition & Subtraction $18.05 $18.05 View... Math Rush: Fractions Decimals & Percents $18.05 $18.05 View... Math Rush: Multiplication & Exponents $54.21 $54.21 View... Periodic: A Game of The Elements $12.02 $12.02 View... Ecosystem $65.59 $65.59 View... Cellulose: A Plant Cell Biology Game $33.45 $33.45 View... Outnumbered: Improbable Heroes $12.02 $12.02 View... Ecosystem: Coral Reef $12.02 $12.02 View... Ecosystem: Savanna $65.59 $65.59 View... First in Flight