Zhang Zhongjing
Zhang was a great doctor. He lived in China long ago. He helped many sick people. He wrote books about medicine. His work helps us today. Do you want to be a doctor?
Early Reader · Change the reading level on the articleLife Science articles — Page 116
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 116 of 116
Explore related Science Lab activities about plants, animals and ecosystems or the human body, each at five reading levels.
Ziehl–Neelsen stain
Doctors use a special color to find germs. They use pink and blue dyes. The pink dye stays on some germs. This helps us see them. It helps people stay well. Can you see the pink germs?
Early Reader · Change the reading level on the articleZingiber
Ginger is a plant. It grows in warm places. We use it in our food. It can be dried or sweet. It tastes very good! Do you like ginger in your food?
Early Reader · Change the reading level on the articleZingiberaceae
Some plants smell very good. They grow in warm places. Many of them have roots under the dirt. We use them for food and medicine. They help us stay well. Do you like spices?
Early Reader · Change the reading level on the articleZinnia
Zinnias are bright flowers. They grow in many colors. They like the warm sun. Bees and butterflies love them. They make gardens look pretty. Do you like bright flowers?
Early Reader · Change the reading level on the articleZoonosis
{ "text": "Sometimes animals can make us sick. Germs can jump from animals to people. This can happen through a bite. It can also happen through the air. We must stay safe and clean. Do you like animals?", "media":…
Early Reader · Change the reading level on the articleZooplankton
Some tiny animals drift in the water. They move with the waves. They cannot swim fast. These animals must eat other things to live. They are very small. Some are big like jellyfish. Can you find them in the sea?
Early Reader · Change the reading level on the articleZoraptera
These are small insects. They live under old wood. Some have wings to fly. Some have no wings and no eyes. They help clean the forest. Can you find them in the dirt?
Early Reader · Change the reading level on the articleZosterophyll
Long ago, these plants lived on land. They grew in wet, muddy spots. Some had small spikes on them. They helped show how plants grew. These plants are very old. Can you find them in a book?
Early Reader · Change the reading level on the articleZoysia
This is a soft grass. It grows in many warm places. It makes a nice lawn for you to play on. It can even grow on hills. The grass feels very smooth. Do you like soft grass?
Early Reader · Change the reading level on the articleZygentoma
Tiny bugs look like little fish. They have shiny silver skin. They have three long tails. These bugs like to hide in dark spots. They can live in your house. Do you see them at night?
Early Reader · Change the reading level on the articleZygosity
You get parts from your mom and dad. These parts can be the same. They can also be different. This helps you grow. It is how you are made. Do you look like your family?
Early Reader · Change the reading level on the articleΒ-Carotene
Some foods are bright orange. Carrots and pumpkins have this color. This color helps your body. It turns into a vitamin. It helps you stay well. Do you like orange food?
Early Reader · Change the reading level on the article