Böcker av Tom Mumbray

We need energy, and lots of it - but some of the ways we generate energy put life on Earth in danger. We already have some planet-friendly alternatives, but we're going to need more. This book imagines a future world packed with exciting, innovative renewable energy technology. It explains what that technology might look like, how it will work, and how it will change the world we live in for the better. It looks all the way to a future where energy can be generated in outer space - one day, enough to fuel the entire solar system. Technology covered includes: solar power - in space; wind turbines - high in the sky; nuclear fusion; wave power; geothermal energy; new forms of transport, from airships to hydrogen planes to solar-powered ships; new sources of food and new types of farm; innovative ways to store energy.

Crammed with clever tips, tricks and techniques, this book makes mental arithmetic a breeze. With lots of practice puzzles and questions - just lift the flaps to reveal the answers. At the end, you can put your newly-learned skills to the test with a maths maze game. A fun way for 5-8 year olds to learn and practise essential maths skills. Supports primary maths teaching and Singapore maths.

Explore careers in science as you meet a multitude of scientists doing a huge variety of jobs in everything from astronomy to zoology. See what they do at work and marvel at their ground-breaking discoveries, then find out how YOU could become a scientist yourself.

The essential companion to every train journey. This write-in book is easy to dip in and out of on short trips, again and again, or distract and entertain you on long journeys for hours and hours. It's bursting with mind-bending puzzles, fun activities and exciting games you can play on your own or in a group.