The straight line piece has two final points. Tops of the square generated by movement of a piece, it is possible to break on two pairs: initial and final positions of the ends of a piece. Hence, the number of tops of a square is twice more than number of the ends of a piece of a straight line, that is is equal to four. Two rectilinearly moving points generate two pieces of straight lines

The known American inventor of puzzles Sam Lojd has published great variety of chess problems and mathematical puzzles. Not surprisingly! That in some of them were found out fatal! Defects.

Р›-1-!_ Ai. 12 1 1 WITH

Other of triangle coins (fig. 73). Its top top will be the beginning obho-*e. How many turns the coin for one detour will make "? From fig

Fig. 67. The decision of geometrical problem Stifena Barra.

It is easy to think up the mental experiment confirming, apparently, correctness of conclusion Ze-nona. We will imagine, that we have combined the centre of the round basis of a chess queen with A.Teper's point we will move a queen from L in In under the following scheme. We will note time and, having moved a queen on half of distance AV, we will wait, while from the moment of "start" second will expire

At night N'Pongo as usually, slept on the wooden shelf, and nendi with a kind impenitent sufrazhistki has curled up on a floor. All next day they altercated, finding out to whom to take what place. There was a working out of rules of etiquette. Whether it is possible nendi to be shaken on a cord when N'Pongo sits on a beam? Whether it is possible N'Pongo to drag at nendi a carrot though it is less than that which have given it? It was the same childishness as general election, but it is three times more fascinating

shu. Waited so much, has shown such patience, and she has given birth then when I have left!

Stagnancy of local authorities and discouraged by infinite quantity of rules and the decisions which are binding hand and foot each free citizen of the Great Britain, I have decided to check up, whether it is impossible to base the zoo on Channel Islands. Me have directed to a certain major to Fraser, having introduced it as person with wide sights and the kindest soul. It will be my conductor on island of Jersey and will show suitable places.

— Well, what here at you? — Has asked the Bean, accepting corked with green leaves kalebas.

Did not carry out, someone it is shrill shouted, shaking the bitten hand, all came each other on feet and upoenno swung machete and sticks, having forgotten, that such safety. The person whom we have sent on tree top, too had fun. It so is dashing shouted and jumped on branches that could plop down every second on the earth. At us slezilis eyes, in lungs the smoke got, but bags and bags were filled with pottering about and jumping live cargo

At midday we have reached to Eshobi. For eight years the settlement has very little changed. The same handful of the dirty reed huts built in two ranks — one is shorter, another is longer. The wide dusty track between them served as the main street, a platform for children and dogs and a ground of lean poultry indefatigably digging the earth

It is the chronicle of six-monthly travel which we with the wife have made in Bafut, kingdom of mountain savanna in the British Cameroon *, in the Western Africa. I dare to tell, that we were resulted there not by absolutely usual reason. We have conceived suit an own zoo.