About one-fifth of the air is oxygen. Human beings and other animals would not be able to survive without oxygen. When we breathe, our lungs take the oxygen we need...
DIY Projects - Awesome project ideas for everyone
How to Make a Bell Tent – An Inexpensive Home-Made Tent
How to Make a Bell Tent – An Inexpensive Home-Made Tent – – – – – Excerpt from the book: THE BOY MECHANIC VOLUME I 700 THINGS FOR BOYS TO DO...
Marco Polo facts for kids
Who was Marco Polo? Marco Polo was the first European to travel to Asia and tell his story. His book, “The Travels of Marco Polo” is the most famous travel...
HOW DOES WIND POWER WORK?
The wind has been a source of energy for thousands of years. Before the development of the steam engine, most ships relied on wind power to fill their sails and...
How is light created – Where does light come from?
Shut your eyes tight—all you can see is darkness. Now open your eyes again. If it is daytime, you will see that light is all around you. What is Natural...
Simple cardboard glider plan – How to make a cardboard airplane that flies far
Simple cardboard glider plan – The framework, or fuselage (A), connecting the planes, is a cardboard strip of the dimensions shown in Fig. 480, folded where indicated by dotted lines,...
What is air pressure? – Solids, Liquids and Gases for Kids
The weight of this air pressing down all around the earth produces air pressure. It is probably moving enough to make the branches on the trees sway slightly.
How to Make a Hydrometer – Easy Science Projects
The hydrometer is an instrument used in determining the specific gravity of a liquid, such as acids, etc. The specific gravity of any material is the ratio of the weights...
Electroplating at Home – Easy Method of Electroplating
Electroplating at Home – Easy Method of Electroplating – Before proceeding to electroplate with copper, silver or other metal, clean the articles thoroughly, as the least spot of grease or...
What is Electric Wire? – Electricity for Kids
Do you know how water gets to the faucets on your kitchen sink? It comes through pipes. Pipes let water flow in the direction we want it to go. How...
How to Make a Boomerang Out of Wood and How to Throw a Boomerang
A boomerang can be made of a piece of well seasoned hickory plank. The plank is well steamed in a wash boiler or other large kettle and then bent to...
Chicken House Plans – Building A Chicken House
Excerpt from the book:Things To Makeby Archibald WilliamsPublished – 1918 This chapter should be of interest to the keeper of poultry on a small scale, for even if the instructions...