You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

What type of tree can I carry in my hand?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

You can see three almost identical images below. Can you spot the odd one out from them?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

Can you start the fire using two pieces of wood?