Brain Teasers

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Series Teasers

572 Teasers in this category.

Series teasers are where you try to complete the sequence of a series of letters, numbers or objects.

Sort by: Title Popularity Difficulty

1 What is It?

(0.82)

(2.15)
2 1, -6, -9, 0, 45, 198, ?

(1.69)

(3.03)
3 1, 4, 2, 8, 5, ?

(1.76)

(2.8)
4 0, 1, 1, 3, 1, 6, 1, 7, 4, 8, ?, ?, ?

(1.77)

(3.11)
5 1, 2, 2, 3, 2, 4, 2, 4, 3, 4, _, _, _

(1.8)

(2.9)
6 Find the Missing Numbers

(1.81)

(1.97)
7 Erratic Equations

(1.84)

(1.98)
8 Chain Letters

(1.85)

(2.72)
9 0, 1.557, -2.185...

(1.87)

(3.01)
10 Invisible Pattern

(1.87)

(1.51)

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