Can You Play Wii U Games on Wii? No—Forward Compatibility Doesn't Exist

No. Wii U games are not playable on Wii.

• Different processors, GPUs, memory maps.
• Wii U discs are a proprietary format unreadable by Wii drives.
• No forward compatibility exists.

Wii U plays Wii games (backward compatibility), but not the reverse.