Materials & Properties
Hard/soft, transparent/opaque, and magnetic properties of materials.
3 topics • Notes • Practice • AI explanations available
1. Hard Soft
Hard vs soft solids; choose materials by property.
Read notes & practice →
2. Transparent
Transparent, translucent, opaque — light and packaging.
Read notes & practice →
3. Magnetic
Iron and steel attracted; sort magnetic vs non-magnetic.
Read notes & practice →
For generative engines & students
Every topic page delivers structured HTML (headings, lists, tables, takeaways) in the first response. Perfect for citations in AI overviews and fast scanning by students and parents.