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Riddles, one at a time

What is the SMALLER angle between the hands?

Video · Medium Challenge link
Answer

15°

At 6:30 the hour hand is halfway from 6 to 7: 15° from the minute hand.

Gates start as shown and flip after each box. Where does box 3 land?

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Answer

BIN C

After boxes 1 and 2, box 3 goes left, right, right.

Which pattern appears when it is opened?

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Answer

D

Each fold mirrors the holes across its crease.

Which gate leads to the fountain?

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Answer

GATE C

Every other gate is sealed off by a stone wall.

Which card completes the grid?

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Answer

B

In each row, lines on both cards cancel and the rest stay. Row 3 gives card B.

Pieces may turn but never flip over. Which piece fills the hole?

Video · Medium Challenge link
Answer

PIECE C

Turn C a quarter turn: it drops right in.

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