Solution:

There are 12 lines

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:

A friend in need is a friend in deed.

Solution:

Step 1) Pour 1 liter of Water from gallon A to gallon C. Now 4 liter of Water is left in the gallon A and gallon C is full.

Step 2) Pour Water from gallon C to gallon B. Now as soon as gallon B is full , you know there is one liter of Water is in gallon C.

Solution:

4

Solution:

The Letter 'M'

Solution:

Metaphor (Meta 4).

Solution:

A Snake

Solution:

Vitamin A deficiency

Solution:

Princes (male and plural) add an 's' Princess (female and singular)