Book excerpt: Stage 8 is endorsed by Cambridge Assessment International Education. Help learners engage with and fully understand topics they are studying with captivating content following the new Cambridge Lower Secondary Science curriculum framework (0893). - Provide activities to increase learners' subject knowledge and develop the skills necessary to think and work scientifically. - Test learners' comprehension of each topic with questions designed to develop deeper thinking skills. - Embed knowledge and increase learners' vocabulary with whole class and smaller group discussion.