Lizzie made him lay out all the plants on the table, and then they opened the potion book to the right page. ‘You didn’t have to pick the whole plant, you know,’ she said, tutting as she read the instructions. ‘I didn’t have a knife with me to cut off the right parts,’ Thordric said. ‘Hmm.’ She spread the plants out into three separate piles, and read out what parts of each they needed. The first one he’d plucked was needed for its roots, and she picked one up and handed it to him. ‘Here.’ She gave him a knife, and then took one for herself. He went to cut his, but she smacked him hard on the knuckles. ‘Not so rough, boy. Do it gently, and with precision. The roots need to be cut into inch-long pieces for it to work properly.’ He carried on, doing as she said, and she muttered approvin

