Big countdown

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Ten thousand poisonous plants in the world

2015
"Find out all about plants, including the many different types and species, photosynthesis, flowers, pollination and seeds, how plants grow and how we depend on plants for food and many other products."--Publisher.

Seven quintillion, five hundred quadrillion grains of sand on planet Earth

2015
"Find out all about Earth, including the types of rocks on earth and how they are formed, the longest river and smallest mountain, earthquakes, volcanoes, the water cycle, and how we can really count the grains of sand on our planet."--Publisher.

70 thousand million, million, million stars in space

2015
"You can count numbers all around you, from the eight legs on a spider to the one nose on your face. But can you count the stars in the sky? Explore Space from galaxies and stars to the planets in our solar system, including Earth and the Moon."--Provided by publisher.
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30 million different insects in the rain forest

2015
"Can you count the animal species found in the rainforest or the fish in the Amazon River? Find out all about the rainforest, including its extraordinary variety of plant and animal life, its peoples, its layered structure, and its role as an oxygen producer, as well as why it's so important to protect."--Provided by publisher.

100 trillion good bacteria living in the human body

2015
"Find out all about the human body, including the millions of bacteria that live in and on us and help our body function healthily, our digestive system, bones and muscles, blood and heart, lungs and breathing, the size of our brain, and the number of hairs on our head."--Provided by publisher.
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