0.25 cups of tapioca flour is a small amount that measures 1.15 oz (32.5 g). When poured into a loose pile, it is about the size of a large egg.

In kitchen measures
4 tablespoons
12 tsp · 4 tbsp · 0.25 cups
about the size of a large egg
Density estimated by AI from typical values. Tapioca flour typically ranges 0.48–0.62 g/mL depending on how it's packed. A firmly packed scoop weighs more.