Big ideas for curious minds are simply explained in this fascinating first introduction to Albert Einstein's theory of relativity.

Is there anything faster than the speed of light? What colour are the stars? Is time travel possible? And just what exactly is 'relativity'?

Prepare to have your mind blown as you explore the different ideas that make up the theory of relativity, from the mind of one of the most famous scientists in the world: Albert Einstein.

There's nothing better than a rainbow appearing after a storm, but have you ever wondered why they appear and what makes them so colourful? Rainbows have fascinated us for centuries and there's so much to learn about them. From inspiring different mythology, literature, television and culture to becoming a symbol of hope, acceptance and pride, find out about these natural wonders in this beautifully illustrated and fascinating guide.

Destination Wellness offers travel inspiration for reducing your stress and finding your zen, listing destinations where you can do just that, from week-long meditation retreats and intensive creative workshops to luxury day spas and Ayurvedic health centres.

Across the modern world, many of us are feeling the urge to get away from it all, take time out from the chaos of everyday life and reset. Smart phones and devices, endless meetings, work, appointments, children, pets and chores dominate our days, and stress is becoming an increasing health issue. It’s time to put yourself first, indulge, detox, relax and find some inner calm.

With stunning illustrations by New York-based artist Wenjia Tang and tips on health and wellness, Destination Wellnesss will help you to start relaxing with a bit of armchair travel before you’ve even set off on your trip to a better you.

The Great Outdoors 64 Piece Search and Find Puzzle from Mudpuppy is double the fun! First, children can piece together the 64 piece puzzle featuring a scene full of outdoor adventures. After putting the puzzle together, children can test their observation skills to find the 40+ plants and animals in the border around the puzzle image. They are all there, can you find them? 64 piece puzzle 23 x 15.5", 59 x 39 cm when complete Fun for everyone 4+ Piece the puzzles together, then test your observation skills 40+ things shown on the puzzle border to find in the puzzle art! Oppenheim Gold Best Toy Award Winner Box: 12.5 x 9 x 2", 32 x 23 x 5cm Illustrator: Natasha Durley  Puzzle greyboard contains 90% recycled paper. Packaging contains 70% recycled paper. Printed with nontoxic, soy-based inks. All Mudpuppy products adhere to CPSIA, ASTM, and CE Safety Regulations