Instead, children are active agents, contributing to the creation of their own thought processes by collaborating with more experienced cultural members in meaningful activities.
( Instead ( , ( children ( ( ( ( are ( active agents ) ) , ) ( ( contributing ( to ( ( the creation ) ( of ( their ( own ( thought processes ) ) ) ) ) ) ) ( by ( collaborating ( with ( ( ( more experienced ) ( cultural members ) ) ( in ( meaningful activities ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Instead)) (, ,) (NP (NNS children)) (VP (VBP are) (NP (JJ active) (NNS agents)) (, ,) (S (VP (VBG contributing) (PP (TO to) (NP (NP (DT the) (NN creation)) (PP (IN of) (NP (PRP$ their) (JJ own) (NN thought) (NNS processes))))) (PP (IN by) (S (VP (VBG collaborating) (PP (IN with) (NP (NP (ADJP (RBR more) (JJ experienced)) (JJ cultural) (NNS members)) (PP (IN in) (NP (JJ meaningful) (NNS activities))))))))))) (. .)))
Children are not the only active agents but are more willing to learn. 
( Children ( ( ( ( ( are not ) ( the ( only ( active agents ) ) ) ) but ) ( are ( more ( willing ( to learn ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Children)) (VP (VP (VBP are) (RB not) (NP (DT the) (JJ only) (JJ active) (NNS agents))) (CC but) (VP (VBP are) (ADJP (RBR more) (JJ willing) (S (VP (TO to) (VP (VB learn))))))) (. .)))