Los estados de la materia — Los gases

Introduces different kinds of light, the properties of light, and how light can create shadows of different shapes and sizes.

Un libro ideal para conversar con los niños y las niñas temas de sexualidad con un enfoque integral. Con una mirada actualizada, abierta, directa y clara se abordan temas de sexualidad, género, pareja, intimidad, desarrollo, adopción, familia y reproducción, entre otros.

Can you find what is round? What is square? In this bilingual English / Spanish edition from Eric Carle, creator of The Very Hungry Caterpillar, children can find the bottom half of a page that matches the top half. Find the right pairs, and you will learn to identify all kinds of shapes. From dome-shaped ladybugs to diamond-shaped kites, this clever board book makes learning fun.

Take a trip to the city and practice addition! This charming title follows the story of a family who visits the city for the day, discovering how many ways addition and early STEM skills are a part of transportation and daily life. Students will add ticket prices, travel times, passengers, taxis, and more! Vibrant images, fun practice problems, and helpful mathematical charts help young readers practice addition and early STEM themes. This book makes addition fun and encourages children to see what they can add in their daily lives!