La reproducción de las plantas (Plant Reproduction)

Al oír contar la historia de los atentados del 11 de septiembre por un joven Maasai que estaba en Nueva York en aquel día, los miembros de la tribu deciden de donar al pueblo estadounidense catorce vacas sagradas como regalo curativo.

In life there are lots of things that come and go, transform, or get left behind. It happens to everything . . . except this. This book deals with life changes and the passage of time with a great deal of sensitivity. To reinforce the message, each scene includes a page with special paper that invites us to witness the transformation.

Follows the adventures of Max Axiom as he explains the science behind forces and motion. Written in graphic-novel format.

Introduces the concept of heat, how it's created, how it affects materials around it, and how heat is used.