There are more tech objects like computers and smartphones around the world, than the number of people on this planet. Many people have more than one tech objec

Computers look complex but the basics are actually quite easy to explain. Data are changeable patterns of: e-pulse flows; light glows and magnet stows. The seco

People make things. Humans have made tens of thousands of planes and hundreds of millions of cars. Last year, over a billion smartphones were made. Let’s lear

When I stare at a starry sky, I understand why humans should explore space. In the book, Moon Race, I learn about the first chase to space. Much of the technolo

English is the most common second language. In the book, English - Sounds, Signs and Sentences - we practice English basics. It is a good review for those who k