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Ivy Waters International Standards · G2.S-03

Planetary Systems & Earthly Water Cycles

Version 2.2.0 · 2026 · © 2026 Ivy Waters International. Licensed under CC BY 4.0.

Ages are the anchor. Grade names are Ivy Waters stage labels for this framework, not a claim about any national school system.

G2.S-03Ages 7–8 · Grade 2 · Science

Planetary Systems & Earthly Water Cycles

Science & Innovation

Your child understands how the water cycle functions in nature (evaporation, condensation, precipitation) and can identify how the Earth rotates to create day and night.

In real life

Your child returns to a puddle that has almost vanished and asks, "Did the sun pull the water up? Is that how it gets back into clouds?"

How to cite this

Standards are permanent: an ID issued in this edition keeps pointing at the same standard. Cite it like this.

Ivy Waters International Standards v2.2.0 (2026). Standard G2.S-03: Planetary Systems & Earthly Water Cycles. https://ivywaters.com/standards/G2.S-03

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Ages are the anchor. Grade names are Ivy Waters stage labels for this framework, not a claim about any national school system.

A machine-readable CC BY 4.0 release is published for reuse and integration. Schools and tools may display, adapt, and map their own records against it with attribution.

Ivy Waters International Standards · Version 2.2.0 · 2026 · © 2026 Ivy Waters International. Licensed under CC BY 4.0.

The school for a childhood lived beyond the classroom · Ivy Waters International · © 2026 All rights reserved.