An essential collection of 100 practical, tried-and-tested ideas for teaching computing in secondary schools. This is the perfect resource for computing teachers at all levels, whether specialist or non-specialist, newly qualified or experienced. From rubber duck debugging to teaching algorithm design through magic tricks and even setting up an escape room to raise awareness about cyber security, this is the ultimate toolkit for any teacher looking to diversify their lesson plans or revamp their teaching of computing. The activities are research-informed and ready to use in Key Stages 3 and 4 classrooms of all abilities, requiring minimum preparation and resources. 100 Ideas for Secondary Teachers: Outstanding Computing Lessons will ignite students' passion for coding, programming and computational thinking. Additional online resources for the book can be found at www.bloomsbury.com/100-ideas-secondary-computing. Written by experts in their field, 100 Ideas books offer practical ideas for busy teachers. They include step-by-step instructions, teaching tips and taking it further ideas. Follow the conversation on Twitter using #100Ideas.