Check it out! From the artist that brought you That 70s Coloring Book, Tabitha Barnett, comes another beautifully hand drawn Adult Coloring Book. When you color That 60s Coloring Book, you can relive the magical era of peace, love and music. Hippies, mushrooms, hearts, rainbows, suns, guitars and flowers are just some of the awesome new designs in this book. Revisit the Psychedelic 60s with these 25 gorgeous designs.