Video: Incenter and incircles of a triangle

Video (8-minute long) to help us understand the use of angle bisectors to find the incenter and incircle of a triangle

Edmodo | Secure Social Learning Network for Teachers and Students

Crossword: Climate change and global warming

This resource consists of a crossword game. We have to fill in the gaps with the proper words.

Un país, dos sistemas (1997)

Reportaje sobre la cesión de Hong Kong a China en 1997.

Justicieros

Encontramos en esta página web del periódico El País una columna de opinión de febrero de 2012 en la que Elvira Lindo reflexiona sobre la actitud de aquellos que acuden a la puerta de los juzgados…

Quiznet: Still, already and yet

In this exercise, a multiple choice questionnaire designed to improve our vocabulary skills, we have to choose the correct answer.

Countdown quiz: Which of the following jewels is blue?

In this activity we have one and half minutes to answer six general knowledge questions.

Saturn

Interactive online movie designed to help us explore the planet Saturn: atmosphere, movements, surface, history, moons, etc.

Mythic mystery map

In this quiz we discover mythic creatures around the world. We read their stories and look at a picture clue in order to find out.

Synonyms

In this activity we unscramble the letters to find a synonym for the words.