번호	제목
6795	Up and Down
6796	Punchy
6797	Global Warming
6798	Knight Hop
6799	Computer Purchase
6800	Huffman Encoding
6801	Firehose
6802	Animal Farm
6803	Nutrient Tree
6804	Barking Dogs!
6805	Tree Pruning
6806	Wowow
6807	Computer Purchase Return
6808	Space Miner
6809	Shuffle
6810	ISBN
6811	Old Fishin’ Hole
6812	Good times
6813	Signage
6814	Degrees of Separation