Reducere. Universul a inceput cu un Big Bang? Lumina este o unda, o particula sau ambele? Noi suntem cauza incalzirii globale? Este posibila o teorie a totul...
Reducere. A comprehensive reference book covering everything from planetary physics to genes and DNA, with a glossary of 1, 500 scientific terms, key dates, ...
copii si adolescenti, non fictiune, stiinta si tehnologie
Reducere. With contemporary and humorous takes on 20 famous children's stories, The Usborne Picture Book Gift Set is the perfect gift for any child who is ho...