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Čísla a matematika pre deti (počítanie do 100)
Education and Games
App
Pomocou hier sa deti naučia poznávať čísla a vzťahy medzi nimi. Hry obsahujú pekné obrázky...
National Wealth: What is Missing, Why it Matters
Kirk Hamilton and Cameron Hepburn
Book
Why are some nations wealthy and others poor? How did the wealthy nations become rich? What are the...
The Cosmic Cocktail: Three Parts Dark Matter
Book
The ordinary atoms that make up the known universe--from our bodies and the air we breathe to the...
The Nature of Sex: The Ins and Outs of Mating in the Animal Kingdom
Book
Thought about sex today? Of course you have! It's about the most natural thing any animal can do....