My sister is super!

By Hannah Roche

Subjects: Muffins, Siblings, fiction, Brothers and sisters, fiction, Cooking, Fiction, Children's fiction, Cooking, fiction, Sisters, Brothers and sisters, Baking, Baking, fiction, Cookery

Description: Michael helps Sophie make muffins. Includes their recipe and notes on how baking powder's acid and base chemically react together in the presence of moisture or heat.