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Concrete is a mixture of cement, sand, gravel and water. It is used a lot in construction. To shape the concrete, the wet mixture is poured into a wooden or steel frame until it dries and becomes hard…
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Final self-evaluation 05 - The Earth, a Living Planet
EduBook Organización
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Are the following sentences true or false? Biomolecules are mostly made up of metallic elements. Proteins are used by the body to repair tissue. Nucleic acids are necessary for reproduction.…
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Unit 9: The Diversity of Life
EduBook Organización
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Algae (n): unicellular or multicellular organisms capable of photosynthesis. biodiversity (n): the degree of difference between living organisms. cilia (n): short threadlike structures that help some…
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Before you read Ch 01 01 - The Wolf
EduBook Organización
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Look at these pictures. Match each verb to a picture. Now match a word to each picture and choose a sentence. Match each sentence with a picture from last exercise. A stone with someone’s name in a…
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Unit 11: Heat and temperature
EduBook Organización
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Air-tight (adj): completely closed so that air cannot get in or out. alcohol (n): a colourless inflammable liquid used as a solvent and in thermometers. anomalous (adj): different from what is expected.…
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Match. A caravel
EduBook Organización
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Match the definition to the correct part of the ship: The sailors used this object to steer the ship. This was the mast at the front of the ship. The sailors used this part of the ship for speed. This…
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Uncountable nouns (I)
EduBook Organización
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Vocabulary – uncountable nouns Uncountable nouns (for example: sleep, literature, gold) don't usually have a plural form are used with a singular verb aren't used with a/an Look at these pairs…
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Biotechnology | Virtual Experiment | Produce Skin
Xplore Health Organización
5 lo usan

1740 visitas
In this game we invite you to explore the structure of skin and to produce cells which will help a wound to heal. The same method is also being used to try to obtain bone, cartilage and muscle cells.
- De 30 a 60 minutos
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Check. The Neolithic Age: food production
EduBook Organización
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Review what you have studied and answer the questions: What were the great innovations of the Neolithic Age? What was pottery used for? Why did Neolithic people become sedentary?
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Website: Lino
Tiching explorer Organización
19 lo usan

10104 visitas
"Lino" is an online web sticky note service that can be used to post memos or to brainstorm ideas. We can work on our own or cooperatively. We need to register (it's free).
- De 30 a 60 minutos
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