( Students ( ( learn ( how ( ( electric current ) ( flows ( through ( ( ( series circuits ) and ) ( parallel circuits ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Students)) (VP (VBP learn) (SBAR (WHADVP (WRB how)) (S (NP (JJ electric) (NN current)) (VP (VBZ flows) (PP (IN through) (NP (NP (NN series) (NNS circuits)) (CC and) (NP (JJ parallel) (NNS circuits)))))))) (. .)))
Students learn how electric current flows through series circuits and parallel circuits.
(ROOT (NP (NP (NP (DT A) (JJ parallel) (NN circuit)) (VP (VBZ is) (VP (RBS best) (VBN described) (PP (IN as))))) (: :) (NP (NP (NN electricity) (NNS flows)) (PP (IN along) (NP (QP (JJR more) (IN than) (CD one)) (NN pathway))))))