What Nintendo Consoles Are Compatible with 3DS Games?
What happens if you put a 3DS game in a DS? - Quora
Amazon.com: HEIYING Game Card Case for Nintendo 3DS 3DSXL 2DS 2DSXL DS DSi,Portable 3DS 2DS DS Game Cartridge Holder Storage with 24 Game Card Slots. : Video Games
Handheld Addict: comparing 3DS & DS Lite playing the same game
Every DS & 3DS Model, Ranked From Worst To Best
File:Tower of DS & 3DS Stylus in Place.jpg - Wikimedia Commons
Playing DS Games on the 3DS | skourg3's Gaming Blog
DSi vs 3DS XL (native res mode) for DS games : r/SBCGaming