list of elements for challenges 53-78 ( including grudge matches 5-8 , duel 1 , flash in the pans , impromtu relays , genre mash-up tests , the spring open , the annual final and extras ) and weekend quickies 24-49 53 - the rotarua hot pools , the only lost book in the world , pearl brooch , floor wax first annual 2014 iron blog tour - iron , quill , birthday cake , 1 element from 1st challenge ( changed to 1 element from all 52 challenges , all written in order within story , except for ch .