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We use many kinds of paper every day. Have you ever wondered where paper comes from? This book is made from paper. So is the newspaper. What else? Papermaking was first invented in China about two thousand years ago. All paper comes from wood. It can be made by hand, but most paper is made in a paper mill. Find out how.
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Beautiful coral reefs are found in warm, shallow seas. They stop beaches and shorelines from being washed away by waves and storms. They are home to thousands of different types of sea animals. The reefs are made of the skeletons of millions of little sea creatures called polyps. They take thousands of years to build up into coral reefs.
5) Using Graphs
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A graph is a picture or chart showing the differences between things that we can measure. It helps us to understand information when we can see the facts in a picture. We use different kinds of graphs to show different kinds of information.
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Sometimes animals are lost, sick, or injured. The animals can be pets, but they might also be wild animals. People who save these animals are very important. Some of them are experts, like vets and nurses, but many of them have no training at all. They are ordinary people who just want the animals to be happy, clean, and safe. What would you do if you saw a homeless, sick, or injured animal?
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Excited for spring break, third-graders Marya, Hanna, and Alexa plan their visit to Skye Adventure Park, determined to experience all the park has to offer, but when Marya becomes determined to beat Alexa on the park's obstacle course she loses sight of everything else the park has to offer.
15) The Rainforest
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Our world needs rainforests. The plants in rainforests help to clean our air and replace the oxygen we breathe. Without rainforests our planet would die. In hot countries, they are called tropical rainforests. Do you know where in the world the rainforests are?
16) Robots
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Robots are clever machines that can move and do jobs for people. Robots are used to do work that is too boring or dangerous or hard for people to do. They can go places that people can't reach, like the bottom of the ocean or far out in space. There are robots that play games and some that help doctors and firefighters. What would you like to see a robot do?
17) Leo the Fat Cat
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Cats like to hide, and sometimes they get lost. Everyone in Grace's family helped her to hunt for Leo when he was missing. They tried to cheer her up when she was unhappy. Where do you think Leo was hiding?
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Why do animals need to camouflage themselves? Camouflage is a way of hiding by blending into the background. Many animals use camouflage so that they won't be caught by their enemies. Other animals use camouflage to hide from animals they are trying to catch. Which animals do you know that use clever camouflage?
20) Time
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What time is it right now? When is midnight? Why is it called midnight? When is midday or noon? What does afternoon mean? When we say it is six o'clock, that means six hours have passed since midnight or noon. O'clock means of the clock. Why is it important to know the time?
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