1,Two birls
Teacher: Here are two birds, one is a swallow, the other is sparrow. Now who can tell us which is which?
Student: I cannot point out but I know the answer.
Teacher: Please tell us.
Student: The swallow is beside the sparrow and the sparrow is beside the swallow.
Sodium Hexametaphosphate
2. The Fish Net
"Can you tell me what fish net is made, Ann?"
"A lot of little holes tied together with strings." replied the little girl.
Calcium aluminate
3. The New Teacher
George comes from school on the first of September.
"George, how did you like your new teacher?" asked his mother.
"I didn\'t like her, Mother, because she said that three and three were six and then she said that two and four were six too....."
scale inhibitor
4. A physics Examination
Once in a physics examination, Nick finished the first question very soon, while his classmates were thinking it hard.
The question was: When it thunders why do we see the lighting first, then hear the thunderrolls?
Nick\'s answer: Because our eyes are before ears.
Jim’s History Examination
Uncle: How did Jim do in his history examination?
Mother: Oh, not at all well, but there, it wasn't his fault. They asked him
things that happened before the poor boy was born.
