Which kind of garbage is not converted into compost by the redworms ?
Have you seen any other organism besides redworms, in yor pit ?If yes, try to find out their names.Draw pictures of these.

Find out the letters of English alphbet or any other language known to you in which the image formed in a plane mirror appears exactly like the letter itself. Discuss your findings.

We know that 3+5=5+3=8 that is the whole numbers can be added in any order . In other words , addition is commutative for whole numbers Can we say the same fot integers also ? We have 5+(-6)=(-6)+5 Are the following equal ? (i) (-8)+(-9)and(-9)+(-8) (ii) (-23)+32and32+(-23) (iii) (-45)+0and0+(-45) Try this with five other pairs of inegers .Do you find any pairs of intergers for which the sums are different when the order is changed ?