睏覺

困 = 囗 + 木 : Mnemonic symbol: a sleeping bag.

Karl Koala has been putting Christmas trees into boxes all day, and now he is very tired. He climbs one of the Christmas trees he already put into a box, slips into his sleeping bag and falls asleep on the tree.

困 = 囗 + 木 : New mnemonic symbol to avoid confusion with 夗: sleeping pills.

觉 = 小 + 冖 + 见 : There have been reports of illegal sleepovers in Angkor Wat's bathroom, so Joan of Arc wants to get to the bottom of it. She plans to film the intruders with a surveillance camera, but at the same time she may not be discovered, so she hides under a cooking top which is in turn covered up with daisies. However her attempt at filming the sleepovers fail: as the night comes, she falls asleep herself in her hideout.

觉 = 小 + 冖 + 见 : Lately Zeus has been acting strange when he entered the elevator, so there have been a lot of surveillance cameras put up to observe him. Zeus thinks that they are ugly and decorates them with daisies. He also feels that the cameras are emitting radiation to read his mind, so he put up a cooking lid as hat to protect his brain from the radiation.