Earless seal
Some seals have no ears. They live in the big ocean. They swim very well. They move like worms on land. This helps them stay safe. Do you like seals?
Early Reader · Change the reading level on the articleLife Science articles — Page 11
Read about living things, from cells and plants to animals and the human body. Choose an article below; its reading controls let you move between the available levels.
5,533 public articles · Page 11 of 116
Earthworm
An earthworm lives in the dirt. It likes wet soil. The worm eats old leaves and bits of food. This helps the ground stay healthy. It is a busy little helper. Do you like to dig in the dirt?
Early Reader · Change the reading level on the articleEarwig
An earwig is a small bug. It has pincers on its tail. These pincers help it stay safe. It likes to hide in dark, wet spots. Many earwigs eat plants. Do you want to find one in the garden?
Early Reader · Change the reading level on the articleEastern copperhead
The copperhead is a snake. It has brown spots. These spots look like an hourglass. It hides in the woods. It stays very still to hide. This helps it stay safe. Do you see the snake?
Early Reader · Change the reading level on the articleEating
We eat food to grow. Food gives us energy. It helps us stay strong. Eating is a fun thing to do. We can eat with friends. Do you like to eat snacks?
Early Reader · Change the reading level on the articleEbola
{ "text":“Some small germs can make people sick. \nThese germs come from wild animals. \nFruit bats may carry them. \nIt can make your body feel bad. \nDoctors help people get well. \nDo you want to learn more? ”",…
Early Reader · Change the reading level on the articleEchidna
The echidna is a funny animal. It has many sharp spines. It can lay eggs. This is special for a mammal. The babies are called puggles. Do you want to see a puggle?
Early Reader · Change the reading level on the articleEchinoderm
Many animals live in the sea. They are shaped like stars. Some have many arms. They live on the ocean floor. They can even grow back a lost arm. Do you like sea stars?
Early Reader · Change the reading level on the articleEcological niche
Every living thing has a special job. It finds the food it needs. It lives in a place that fits. This helps it stay safe and grow. It is like a home for each animal. Can you find a home for a bug?
Early Reader · Change the reading level on the articleEdward Drinker Cope
Edward loved animals. He looked for old bones. He found many fish and dinosaurs. These bones tell us about the past. This work helps us learn. Do you like old bones too?
Early Reader · Change the reading level on the articleEdward Thorndike
A man named Edward studied how we learn. He used cats in a small box. The cats had to press a lever to get food. They learned to do it faster each time. This helps us learn new things too. Do you like to learn new…
Early Reader · Change the reading level on the articleEel
Eels are long fish. They live in the sea. Some live in rivers too. They hide in sand or rocks. They are very cool to see. Do you like fish?
Early Reader · Change the reading level on the articleEggplant
The eggplant is a plant. It grows a fruit. Most are purple and shiny. We cook them to eat. They taste good in food. Do you like to eat them?
Early Reader · Change the reading level on the articleElectric eel
The electric eel is a fish. It lives in South America. It can give a big shock. This helps it catch food. This fish is very special. Can you imagine a fish with a shock?
Early Reader · Change the reading level on the articleElectric ray
Some fish can make a spark. They live in the sea. They use it to catch food. It helps them stay safe too. It is a cool trick! Can you imagine a spark in the water?
Early Reader · Change the reading level on the articleElectrocardiography
A machine can see your heart. It uses small pads on your skin. These pads feel the heart's tiny sparks. The machine draws a line on a screen. This line shows how your heart beats. It helps doctors keep you well. Can…
Early Reader · Change the reading level on the articleElephant
Elephants are very big animals. They live in hot places. They have long trunks to grab food. Their big ears help them stay cool. They are very smart too. Do you like elephants?
Early Reader · Change the reading level on the articleElk
The elk is a big deer. It lives in the woods. Some elk have large horns on their heads. These horns fall off every year. The elk has a white patch on its back. It is a very cool animal. Do you like big deer?
Early Reader · Change the reading level on the articleElm
The elm is a tall tree. It grows in many places. Some elms grow very big. They have green leaves. These trees help our world. Do you like to sit under trees?
Early Reader · Change the reading level on the articleEmbarrassment
Sometimes we feel a funny way. We feel shy or awkward. This can happen if we make a mistake. You might feel hot or sweaty. It can make you want to hide. Have you ever felt this way?
Early Reader · Change the reading level on the articleEmergency department
Doctors help people who are hurt. They work in a special place. This place is open all day and night. It helps you feel better fast. Do you know where it is?
Early Reader · Change the reading level on the articleEmergency medical services
Helpers come when people are hurt. They drive in big cars. These cars are called ambulances. They help you feel better. They take you to a doctor. They are very kind. Do you see an ambulance?
Early Reader · Change the reading level on the articleEmu
The emu is a big bird. It lives in Australia. It has long legs and a long neck. It cannot fly. It can run very fast. The emu is a cool bird. Can you run fast like an emu?
Early Reader · Change the reading level on the articleEncephalitis
The brain can get very sore. It can get a fever. This can make you feel mixed up. Doctors help you feel better in a hospital. It is good to stay healthy. Do you know how to stay well?
Early Reader · Change the reading level on the articleEndangered species
Some animals are at risk. They might go away forever. This can happen because of how people live. We can help them stay safe. We can protect their homes. Do you want to help animals?
Early Reader · Change the reading level on the articleEndocrine system
Your body has a way to talk. It sends tiny messages to help you. These messages go through your blood. They tell your body what to do. This helps you grow and stay well. Can you feel your body working?
Early Reader · Change the reading level on the articleEndoplasmic reticulum
Inside your tiny cells, there is a little net. It helps move things around. It also helps make food for the cell. This helps you stay healthy. It is a busy place! Can you imagine a tiny net inside you?
Early Reader · Change the reading level on the articleEndoscopy
Doctors use a tiny tool to look inside. It helps them see your body. It can look in your tummy. It can see inside your throat too. This helps doctors keep you healthy. Do you want to learn more?
Early Reader · Change the reading level on the articleEnzyme
Tiny helpers live in your body. They help things happen fast. They make food work well. They even help clean your clothes. We need them to stay healthy. Can you find them in your food?
Early Reader · Change the reading level on the articleEpidermis (botany)
Plants have a thin skin. It covers the leaves and stems. This skin keeps the plant safe. It also helps the plant drink water. It works hard to help the plant grow. Do you see plant skin?
Early Reader · Change the reading level on the articleEpigenetics
Your body has tiny parts. These parts tell your cells what to do. Some parts turn on. Some parts turn off. This helps you grow. It is very cool! Do you want to learn more?
Early Reader · Change the reading level on the articleEpilepsy
Sometimes the brain has a burst of energy. This can make a person's body shake. It might also make them feel very sleepy. Doctors use medicine to help. This helps people stay safe. Many people live happy lives. Have…
Early Reader · Change the reading level on the articleEpithelium
Your body has a thin layer of cells. This layer covers your skin. It also lines your inside parts. It helps keep you safe. It works like a shield. Do you feel your skin?
Early Reader · Change the reading level on the articleEquidae
Horses are part of a big family. This family has zebras and asses too. Long ago, they were small like foxes. They had many toes on their feet. Now, they are big and have one toe. Do you like horses?
Early Reader · Change the reading level on the articleEquisetum
Horsetails are green plants. They look like a horse's tail. These plants are very old. They lived long ago. They can even help clean pots. Do you like plants?
Early Reader · Change the reading level on the articleEricaceae
Some plants grow in poor soil. You can eat blueberries and cranberries. These are in this plant group. They help us have good food. They grow in many places. Do you like eating berries?
Early Reader · Change the reading level on the articleErnst Haeckel
Ernst Haeckel was a man who loved nature. He looked at many sea animals. He drew them in bright colors. He found many new things in the sea. His work helps us learn about life. Do you like to look at sea life?
Early Reader · Change the reading level on the articleEruca sativa
Rocket is a green plant. It has a sharp taste. People put it in salads. You can eat the leaves. It grows in many places. It is fun to eat. Do you like salads?
Early Reader · Change the reading level on the articleEscherichia coli
Tiny germs live in our bellies. Most of them are good. They help us stay well. Some can make us sick. We must wash our hands. Do you wash your hands?
Early Reader · Change the reading level on the articleEsophagus
A tube in your body carries food. It goes from your mouth to your stomach. This tube helps you eat. It moves food down for you. It is a very busy tube! Do you like to eat?
Early Reader · Change the reading level on the articleEthology
Some people study how animals act. They watch how birds fly. They see how bugs move. This helps us learn about them. It is fun to watch. Do you like to watch animals?
Early Reader · Change the reading level on the articleEucalyptus
Gum trees are very big plants. They grow in many places. Some have smooth bark. Some have rough bark. They have pretty flowers. Can you find a gum tree?
Early Reader · Change the reading level on the articleEudicots
Many plants have two tiny leaves. These leaves come from a seed. We see them in apples and trees. They help the plant grow big. These plants are all around us. Do you see any green leaves today?
Early Reader · Change the reading level on the articleEugenius Warming
Eugen Warming loved plants. He studied how they live. He looked at how plants grow in the wild. He wrote books to help us learn. His work helps us see nature. Do you like to look at plants?
Early Reader · Change the reading level on the articleEuglenozoa
Tiny living things swim in water. They are very small. Some can make their own food. Some even live inside people. They use little tails to move. Can you find them in a drop of water?
Early Reader · Change the reading level on the articleEuphorbiaceae
Many plants belong to this group. Some are small herbs. Others are big trees. They grow all over the world. Some even make rubber for us. Can you find a plant like this?
Early Reader · Change the reading level on the articleEurasian eagle-owl
This is a big owl. It lives in many places. It has bright orange eyes. It hunts at night. This bird is very strong. Do you like big birds?
Early Reader · Change the reading level on the articleEurasian magpie
The magpie is a smart bird. It has black and white feathers. Some feathers look green and purple. These birds live in many places. They like to be near people. Can you see a magpie?
Early Reader · Change the reading level on the article