Solution:

Felix

Explanation:
Iron = Fe (chemical symbol)
59 = LIX (Roman numerals)

Solution:

1. We open the cupboard, put the dinosaur in the cupboard and close it.
2. We should open the cupboard, take the dinosaur out of cupboard, put the tiger in and close it.
3. The tiger, hes still in the cupboard
4. You swim across the lake as all the crocodile are at the party.

Solution:

Summary

Solution:

The Letter 'A' is silent in the parliament.

Solution:

They're both in the middle of wa'T'er

Solution:

Each word rhymes with its numeric position in the list. (e.g. 'gun' rhymes with 'one', etc.)

Solution:

Very large hands.

Solution:

This

Solution:

Liquid state

Solution:

Assassination
(Ass ass i nation)