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Book 16: Sand, Salt, and Jelly Crystals: Melting and Mixing Materials

Levels: 1-2
Contextual strands: Material world icon. Material world

Synopsis

Sand, salt, and jelly crystals have been chosen as the topic for this book because:

  • they are substances that are familiar to most children
  • they provide ready examples of temporary and permanent changes.

The important principles covered in this book are:

  • the conservation of matter
  • the difference between dissolving and melting
  • the reversibility and the irreversibility of different physical and chemical changes.

Concept overview

Use the concept overview, which is also on the inside front cover of the book, as a reference for the concepts that relate to Sand, Salt, and Jelly Crystals: Melting and Mixing Materials.

PDF icon. Read the concept overview (PDF 805 KB)

Links with other titles in the series

Assessment resources

Visit the 'Building Science Concept' page on the Assessment Resource Banks (ARB) website to find ARB resources that assess the 'big idea' learning outcomes referred to in the concept overview for this title.


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