Experimentos con la luz

Lleve a sus hijos a disfrutar una aventura de primavera! "El 21 de marzo de la primavera es el primer dIa! Y muchas cosas maravillosas sucederAn este dIa" En este libro, Terry Treetop estA a punto de jugar con un pequeNo oso que se ha metido en el jardIn, justo cuando la mamA del osito lo llama para que regrese al bosque. Pero algo sale mal y el pequeNo oso estA en peligro. PodrA Terry salvar al pequeNo oso? DespuEs de todo, podrAn jugar juntos? Este eBook para lectores principiantes, el quinto en la exitosa serie Terry Treetop, le enseNarA a sus hijos acerca de las seNales de la primavera y...

An illustrated survey of the history and customs of the native North Americans who were members of hundreds of different tribes with varying lifestyles over the centuries.

There is a contest at a school to design a new playground. The students use blocks to build their models. As they build, they use three-dimensional shapes. Some students build a train out of blocks for the younger students to play on. Can you guess which three-dimensional shape they use for the train's wheels? Read to find out which design wins.

For use in schools and libraries only. Malala Yousafzai was a girl who loved to learn but was told that girls would no longer be allowed to go to school. She wrote a blog that called attention to what was happening in her beautiful corner of Pakistan and realized that words can bring about change. She has continued to speak out for the right of all children to have an education. In 2014 she won the Nobel Peace Prize.