Question

Why did toto amaze grandfather when he was kept hidden from grandmother​

Answer 1

Toto's presence was kept a secret from grandmother because she did not approve of any addition to the already existing pets the grandfather had. So, Toto was kept in a closet that opened into the narrator's bedroom wall and was tied to a peg fastened into the wall.

Answer 2

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Toto's presence was kept a secret from grandmother because she did not approve of any addition to the already existing pets, the grandfather had. So, Toto was kept in a closet that opened into the narrator's bedroom wall and was tied to a peg fastened into the wall.