The significance of the game, its full impact on the child growth cannot be overestimated. Games are an effective tool for the development of communication skills, logic, attention, intelligence, identity. And, perhaps, a game is the best way to achieve the development of creative abilities both for children and adults without compulsion. That is why educational games are of great demand among the various audiences, starting from the small buyers and finishing with the elderly. ...

Each of us once in life wanted to leave the stuffy apartment and to go somewhere outside the city, away from the smog and the exhaust to breath with pure sea or mountain air. Even in perfectly clean apartment with a daily wet cleaning and airing we still suffocate and feel that we do not have that pure air. Why is this happening? There are particles in the air which are called air ions, positively and negatively charged. They are ranked as light, medium, and heavy. The...

Website creation is a time-consuming and complicated process on the one hand, but exciting and interesting on the other hand. What do you need to create a website? What are the main stages of work? How could the idea be materialized in the website which is interesting for visitors? Website creation process consists of several stages: 1. Defining goals of the Internet Project for which the site is going to be created and its potential audience. The site can be defined as...

Do you know what to do if an old, rusty nut does not turn? Firstly, you should try to move the nut turning it clockwise and anticlockwise. Secondly, you should tap at the nut sides with a hammer. Thirdly, drop some kerosene or liquid oil on the thread and let the lubrication to get inside. Then try the first and the second advices again. Fourthly, if the advices above do not help, make the spanner longer (see attached picture). But remember that the long...

If you do not close the tin tightly, a thick layer of dry film appears on the paint surface or even all the paint hardens. To prevent this you should close the tin as tightly as possible. Then turn the tin upside down, leave it in that position for a moment and turns back. During this time, the paint will fill all the air gaps and provide a complete sealing.

I've already posted the idea with several simple press designs. They are all easy to be created but have one main disadvantage: they can be used only with flat materials such as books. But what are you supposed to do if you have to stick a piece of plywood on a curved surface? I suggest you using a simple bag of sand as a press. And also do not forget to put a paper insert between the plywood and a bag.

Either you want to glue something, to bind up a book or anything else you always need a press. I attached the picture with three simple press designs. You can choose any. Each construction creation require only a few minutes.

In order not to litter while drilling holes in the wall take a piece of paper and attach its upper edge below the future hole with a duct tape or a plaster. Fasten the bottom corners as shown in the attached picture. All trash during drilling will be collected in the bag. You should only take away the bag after the drilling is finished. You need to be extremely careful while attaching the bag to the wall as it can fall and all the trash can scatter all over the floor.

People often use a flashlight to make some notes at night in a place where there is no electricity (for ex., during a hike, fishing or in some other place). They just fit it in some way and make records. This seems to be very inconvenient. A small light bulb, 3 feet of bell wire, a flashlight battery and a pen, connected to the circuit shown in the attached figure, allow you to make notes in the pitch darkness. One more advantage of this solution is that one can write with such a tool...