Unit 3 of 18

Scientific Notation

Numbers at astronomical and microscopic scale.

Every topic follows the curriculum standard

Learn→See→Try→Explain→Verify→Challenge→Transfer→Master

Topics in this unit

4 topics. Each card opens a full topic workspace and supports all eight learning actions.

a × 10ⁿ structure

Not started

Multiplying and dividing at scale

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Matching magnitudes

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Astronomy, biology, and technology

Not started

Study this unit at three depths — current-grade mastery, advanced thinking, and competition mathematics.

Solve grade/course-level problems with full understanding.

Parameters, multiple representations, proof, and modeling.

Non-routine problems and competition applications.