I believe you may have the wrong standard for NGSS MS-PS1-3. It shows the same as MS-PS1-2. That one is correct but 1-3 does not appear to be correct. Thank you for looking into this.
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Feature Request
Standards & Tracking
Over 1 year ago

Karen Wilson
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Feature Request
Standards & Tracking
Over 1 year ago

Karen Wilson
Get notified by email when there are changes.