Sample puzzle sets and previous AILO puzzles can be found below. The International Linguistics Olympiad website has links to the International Olympiad Papers and Samples. Among the fascinating examples are ancient Egyptian hieroglyphics, the Quechua Incan language, and the early Aztec language, Nahuatl.
Solutions to Brochure Sample Puzzles
I found and I was happy
Read and write Nepali
Adam Peterson’s grandmother
Best to deny it in Warlpiri