Muito interessante para tirar as dúvidas...

Série +Educação

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Adjetivo / Substantivo

http://www.youtube.com/watch?v=OUc4qVsviXk

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Substantivos Coletivos

http://www.youtube.com/watch?v=LTPTa-L1nWM&feature=related

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Sinônimo / Antônimo

http://www.youtube.com/watch?v=1Q5eyyDuvo4&feature=related

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Sinais de Pontuação

http://www.youtube.com/watch?v=wbS65XwRJ34&feature=related

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Sílabas

http://www.youtube.com/watch?v=SuJRcFFZUTA&feature=related

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Seção ou Sessão

http://www.youtube.com/watch?v=XYfO4IxHXD8&feature=related

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Aquele ou este

http://www.youtube.com/watch?v=-xelOjwpBO4&feature=related

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Há ou a

http://www.youtube.com/watch?v=0sFPEIn2tAc&feature=related

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Mau ou mal

http://www.youtube.com/watch?v=RV2XEVefq8c&feature=related

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Mais ou mas

http://www.youtube.com/watch?v=z1L0lmSSo9A&feature=related

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Pode ou pôde

http://www.youtube.com/watch?v=EExJ6ytdvhE&feature=related

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Gíria

http://www.youtube.com/watch?v=bm1_Y7zmpSs&feature=related

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