Across
- 4. A flat shape with six straight sides.
- 8. A hard, transparent material, used to make windows, bottles and other objects.
- 10. An object with six square sides of equal size.
- 11. A chemical element that is valuable, shiny, yellow metal used to make coins and jewellery.
- 12. A flat shape with four 90° angles and four sides, with opposite sides of equal length.
- 13. A rectangular block of hard material used for building walls and houses.
Down
- 1. Completely flat and even, without any rough areas or holes.
- 2. An object with a square base and four triangular sides that form a point at the top.
- 3. Having a surface that is not even or regular.
- 5. Covered with fur.
- 6. A chemical element that is a heavy, silver-coloured metal, liquid at normal temperatures.
- 7. The soft, thick hair that grows on the bodies of sheep and some other animals.
- 9. Changing shape easily when pressed; not hard.