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 $28.44 $28.44 View... Genotype: A Mendelian Genetics Game - Upgrade Pack $56.21 $56.21 View... Subatomic: An Atom Building Game (Standard Edition) $24.27 $24.27 View... Cellulose: A Plant Cell Biology Game - Upgrade Pack $28.44 $28.44 View... First in Flight: Upgrade Pack $56.21 $56.21 View... Periodic: A Game of The Elements $12.47 $12.47 View... Ecosystem $31.21 $31.21 View... Ion: A Compound Building Game (Second Edition) $68.02 $68.02 View... Genotype: A Mendelian Genetics Game $18.71 $18.71 View... Math Rush: Addition & Subtraction $18.71 $18.71 View... Math Rush: Fractions Decimals & Percents $18.71 $18.71 View... Math Rush: Multiplication & Exponents $34.69 $34.69 View... Outnumbered: Improbable Heroes $68.02 $68.02 View... Cellulose: A Plant Cell Biology Game $12.47 $12.47 View... Ecosystem: Coral Reef $12.47 $12.47 View... Ecosystem: Savanna $68.02 $68.02 View... First in Flight