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"Interesantes" is a form of "interesante", an adjective which is often translated as "interesting". "Tú" is a form of "tú", a pronoun which is often translated as "you". Learn more about the difference between "interesantes" and "tú" below.
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. interesting
Andrés está leyendo un libro muy interesante sobre la lexicografía.Andrew is reading a very interesting book about lexicography.
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too
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A pronoun is a word that stands in for a noun (e.g., she).
pronoun
1.
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
(informal)
(second person singular)
a. you
Yo, como tú, tengo que trabajar mañana.I, like you, have to work tomorrow.
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