If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Find The Odd One Out

1. FLOW
2. SNIP
3. TRAP
4. DRAW
5. BACK

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

Can you write down eight eights so that they add up to one thousand?

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

What came first, the chicken or the egg?

What number comes next in this sequence:
7 8 5 5 3 4 4 _