Solution:

Nightmare.

Explanation:
(K)night + mare (A mare is the female of a horse)

Solution:

Difference 1
Toy plane direction is different.

Difference 2
On the clock, number 1 & 2 is missing.

Difference 3
The colors of lamp's light is changed.

Difference 4
The ribbon on the gift is missing.

Difference 5
Duck is added in the gift section.

Solution:

It can be done in 8 moves as shown in the animated image below.

Solution:

The brain teaser can be solved as shown in the image below.

Solution:

Karate Kid (car + at + tea + kid)

Solution:

Move: 1
White moves the knight to any position.

Move: 2
Black moves the pawn to position shown in the picture

Move: 3
White moves the knight back to original position.

Solution:

It can be down as shown below.

Solution:

Catch Me If You can

Explanation:
Picture 1: "Cat"
Picture 2: "ch" (China - Ina)
Picture 3: "Me" (Me icon)
Picture 4: If (Gif icon - G, we removed G as 1 is cut off)
Picture 5: "You" (it is pointing towards You)
Picture 6: Can (picture of can)

Solution:

5 and 9.

Solution:

Pit Stop C