El libro de las adivinanzas

INTERVENTIONS WITH MINORS - Socio educative action - Most of the time, the irregular behaviour of young people is the outcome of what society has offered to them. This book studies the methodology, the levels of the intervention, preventive measures, assistance and rehabilitative intervention, in the work with families and minors in the network of primary attention. The situations of social risk, the necessities and the problems of minors are exposed making a special mention of the educational ones, and the professional figures that act in this field.

Describes jet-powered hydroplane boats, including information on their design and speed. Written in English and Spanish.

Have you ever wondered where inventors get some of their ideas? This answer may surprise you: sometimes the inspiration comes from plants! Learn how some tiny plants have made a huge difference in the world.

Describes the ancient giant kangaroo of Australia's distant past that was five times the size of today's largest kangaroos. Discusses how the animal lived and how it became extinct.