With 6 games of color-matching and sequencing in one, Spectracube encourages color-matching, sequencing, quick, and critical thinking. It's a thrilling challenge for kids and adults alike. The games are quick and easy to learn, but challenging to win, and emphasize multiple styles of play: Wild, quick, risky, eagle-eye, wait-your-turn, etc. Details: For 2 to 4 players For ages 6 and up Contents: Spectracubes carrying bag 15 primary color Spectracubes 15 secondary color Spectracubes Rules booklet Spectrum cards Game at-a-Glance cards