This pattern is written in English and uses US crochet terms.

Mushroom is 4.3 inches (11 cm) high.

The pattern uses:

• 1.75 crochet hook
• yarn weight fine

This pattern is for the easy level crocheters.
You should know basic crochet stitches including

• chain stitch,
• slip stitch,
• single crochet,
• decrease,
• increase,
• magic ring.