The Australian Integrated Primary Oxford Dictionary & Thesaurus 4e Is An Innovative Integrated Dictionary And Thesaurus Designed Especially For Upper Primary School Students (ages 10 To 12).fully Revised And Updated In A Vibrant New Edition, This Resource Is The Only Integrated Upper Primary Dictionary And Thesaurus Informed By The Lexicographical Expertise Of The Australian National Dictionary Centre.this Is An Ideal Reference For Australian Upper Primary Students, With A Range Of Age-appropriate Features, Including:over 20,000 Dictionary Headwordsover 10,000 Thesaurus Headwordscorresponding Colour-coded Dictionary And Thesaurus Entries Listed On The Same Page For Ease Of Usean Age-appropriate Design With Fonts That Support Readabilitya Comprehensive Grammar, Punctuation And Spelling Guide.