TAILIEUCHUNG - Ebook The usborne big book of experiments

Ebook The usborne big book of experiments helps children can investigate the world around them and discover science in action. Specially chosen activities include making electricity, bending light and weather watching. Helpful descriptions, clearly written text and explanations show how and why the experiments work. Striking artwork and photographs illustrate all projects with clarity. | Contents The world around you 6 Testing the water 8 Changing states 10 Bubbling up 12 Expanding and contracting 14 Growing crystals 16 Investigating acids and alkalis 18 Chemistry in the kitchen 20 Chemicals in your body 22 Splitting inks 24 Fizzy fun Testing your body 26 Tasting tests 28 Sound experiments 30 How your eyes work 32 Eye tricks 34 Work your muscles 38 Touch tests Electricity and magnets 40 Magnet tests 42 More magnet tests 44 Static electricity 46 Making connections 48 Making sparks 50 Electricity and magnets The natural world 54 Weather watching 56 Plants waterways 58 Growing seeds 60 More things to grow 62 Animal watching I 64 Trapping the Sun s energy Light and dark I 66 Bouncing light 68 Splitting and mixing light 70 Playing with light A 72 Daylight and dark 74 Make a periscope i Pushing and pulling I J 76 Falling to Earth 78 Balancing tests 80 Floating tests 82 Tricks with air 84 Using pressure 86 Flight tests 88 Turning and spinning 90 Starting and stopping 92 Tips and techniques 94 Glossary 96 Index To avoid the possibility of harming yourself be careful whenever you see a red warning triangle next to an instruction. For instance you can find out how to test for acids by using a cabbage. Also you can see how to make bubbling gases by adding a little baking soda to some vinegar. THE WORLD AROUND YOU In this section you can perform experiments on many everyday things - and create some surprising .

• Tiếng Anh trẻ em
• The usborne big book of experiments
• The world around you
• The natural world
• Testing your body
• Sound experiments
• Play with light
• Public health
• Monitor independent movement summary
• Outdoor play
• Gross motor skills
• Preschool aged boys