Science Glossary
  • 500+ key scientific terms visualized in stunning images and concise textual definitions
  • Short 30–60 second films using memorable visual and written learning cues
  • Clear and engaging, Twig Science Glossary reinforces the learning of key curriculum terms
Cell Glossary video

Cell Glossary video

The basic structural and functional unit of life.

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Igneous Rock Glossary video

Igneous Rock Glossary video

Rocks that form by the solidification of magma.

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Virus

Virus

An infectious agent that can reproduce only inside other cells.

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Aerobic respiration

Aerobic respiration

Respiration that uses oxygen.

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Analog

Analog

An analog signal is one in which any variation in amplitude or frequency is continuous.

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Oscillate

Oscillate

To vary from one extreme to another.

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