10 of the Hardest Riddles to Test How Smart You Are

[{"selector":"#anim-e93994c7-f665-4cc6-b994-d2aa5e18939f","keyframes":{"opacity":[0,1]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6d44c52c-e79e-4b84-a46f-a8f8c4d11db9","keyframes":{"transform":["translate3d(0px, 921.10993%, 0)","translate3d(0px, 0px, 0)"]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f99f251c-455d-4c3d-b0d1-681613aa597b","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0b333cbc-87bf-4087-a3fb-54d26d809d7d","keyframes":{"transform":["translate3d(0px, -180.59013%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d91cd006-cd13-4d13-b462-c7ffad9feba5","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-868a07d1-eb6f-4f4f-8775-20e15cc5b167","keyframes":{"transform":["translate3d(-188.6525%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] What English word has three consecutive double letters? Answer: Bookkeeper

[{"selector":"#anim-616bde4a-378d-43ff-907c-e03112dfb753","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8900e5cb-e218-447f-a384-e40c31d17d06","keyframes":{"transform":["translate3d(0px, -180.59013%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2d1990b7-bf97-4a3b-8f25-d39ea62f69bf","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-65f3c7d8-7a6b-4b40-80a6-462f41be85bb","keyframes":{"transform":["translate3d(-170.05989%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-85d538af-6701-41f6-8f75-609000dd8767","keyframes":{"opacity":[0,1]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2e321740-d13e-448c-9eec-f7b28830cd40","keyframes":{"transform":["translate3d(0px, 921.10993%, 0)","translate3d(0px, 0px, 0)"]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] I come from a mine and get surrounded by wood always. Everyone uses me. What am I? Answer: Pencil Lead

[{"selector":"#anim-4d5feb4d-8d34-4158-b18c-3ca6546b5363","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f794351c-2233-44f0-b22e-d644d17a5f1a","keyframes":{"transform":["translate3d(0px, -180.59013%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3c2a4983-8ad6-450c-9aef-a1a32f6d26a7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-45d8f3c6-7be6-48cd-9f57-014874f7044b","keyframes":{"transform":["translate3d(-184.7826%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2a489fc4-f3a4-49cd-98ad-5c46725c58c8","keyframes":{"opacity":[0,1]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-65349385-2321-43ef-8774-1507309c1d98","keyframes":{"transform":["translate3d(0px, 921.10993%, 0)","translate3d(0px, 0px, 0)"]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] What disappears as soon as you say its name? Answer: Silence Learn more

[{"selector":"#anim-c54466a2-d210-421b-899c-d7571ba7180d","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-885b6bee-0b94-4fde-ab02-c53e8d38adcc","keyframes":{"transform":["translate3d(0px, -180.59013%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b821d6cd-2f46-4a02-be15-ad9a3b411579","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c9f2be65-441b-42c1-8f17-ffec904270b8","keyframes":{"transform":["translate3d(-175.48387%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9784d13c-fc28-4829-8d11-cc24c25a0d78","keyframes":{"opacity":[0,1]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5c5b1cbf-18b5-413a-9b80-8582785ae478","keyframes":{"transform":["translate3d(0px, 921.10993%, 0)","translate3d(0px, 0px, 0)"]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] I have keys, but no locks and space, and no rooms. You can enter, but you can’t go outside. What am I? Answer: Keyboard

What gets wet while drying?

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A is the brother of B. B is the brother of C. C is the father of D. So how is D related to A?

[{"selector":"#anim-f1f5ff58-906b-466e-a1f7-36e3bf9a10b4","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e80c4d2b-ae09-45e0-96bd-84f471b925a9","keyframes":{"transform":["translate3d(0px, -180.59013%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c3a59dd3-2dad-468d-bffc-c0b8a158b3b0","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-303b89d7-151c-4ab8-93b1-283a0d953471","keyframes":{"transform":["translate3d(-159.56283%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0a34edb1-19fb-47c1-ab37-579e1fde99a2","keyframes":{"opacity":[0,1]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8b78e7df-25a3-4d45-9ad9-b2ce5772bd49","keyframes":{"transform":["translate3d(0px, 921.10993%, 0)","translate3d(0px, 0px, 0)"]},"delay":3500,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Answer: A is D's Uncle Learn more

This belongs to you, but everyone else uses it.

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What comes once in a minute, twice in a moment, but never in a thousand years?

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Which word in the dictionary is always spelled incorrectly?

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What can you hold in your right hand, but never in your left hand?

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