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Foundation: Combining and Questioning

Before You Begin: The Shape of This Phase

Will It Mix?

Check Your Understanding: Sorting by Behavior

The Disappearing Sugar

Check Your Understanding: Proving the Sugar Is There

New Color from Two

Check Your Understanding: Something Truly New

Lessons 1–3: children sort substances by whether they mix, watch sugar seem to vanish and prove it's still there, and discover that mixing two colors makes a genuinely new one.

The foundation phase: children sort substances by whether they combine, discover that 'disappeared' sugar is still there, and find out that mixing two colors can make a brand new one.

What Mixes and What Doesn't

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