https://www.thecuriouseye.org/home daily 1.0 2026-02-24 https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620238326557-HWRGICIWJCU6DGP9K28N/Intro_man.png Home https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620167375352-YJQBZOUBPZ9ZMHOLOVZX/2-3.png Home https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620167912622-P5U6UYUH835ETJMW9UU3/owls+1.jpg Home - Red-green color vision deficiency Red-green color vision deficiency This is the most common type of CVD and the version our book screens for. Children with red-green CVD have trouble telling the difference between reds, oranges, and greens. https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620168044886-SJAAJBWIO3F7UKBWKGLA/owls+2.jpg Home Blue-yellow color vision deficiency This version is a more rare type of CVD. Children with blue-yellow CVD have trouble telling the difference between blues and greens, and the difference between yellows and violets. https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620168093549-S43ID563ISQBSJGAJY7U/owls+3.jpg Home Monochrome color vision deficiency This version is the most rare form of CVD. Children with monochrome vision see in black, white, and shades of grey. https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620318752416-3CNUXPB3JLAD30GNWUON/Male.png Home 1 in 12 males worldwide https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620318765247-4JQ9YTBK46RH1CIVI60F/Female.png Home 1 in 200 females worldwide https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620318778080-1LFSFG43GC6FQ54T5B7N/DNA.png Home The most common kinds of color blindness are genetic https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620236580947-1SWLZ2J5WHU4QTBSYC2W/prod_shot_2.jpg Home https://images.squarespace-cdn.com/content/v1/6091c4e3eec0df416e2d46d0/1620225252174-ALEMLM69DCG8XHRUVPJB/explorer.png Home