Based on the clue 'a schoolyard chant says i see london i see this co...', what is the answer?

Based on the clue 'a schoolkids winning design for a planters contest...', what is the answer? Based on the clue 'a schools teachers or an inherent power or ability', what is the answer? Based on the clue 'a schools teaching staff 7', what is the answer? Based on the clue 'a schoolteacher travels to siam finds herself the...', what is the answer? What is referred to by 'a schooner builder'? Based on the clue 'a schtick in time shaves mine', what is the answer? Based on the clue 'a sci fi writer kindred', what is the answer? Based on the clue 'a sciaphobic would jump at his own one of these no...', what is the answer?