1. In a large mixing bowl, add kohlrabi, olive oil, garlic powder, smoked paprika, cumin, and salt, and toss until kohlrabi is evenly coated.

For the baked kohlrabi fries:

1. Preheat oven to 425 degrees F. Line a baking sheet with parchment paper.
2. Evenly space out kohlrabi onto a baking sheet in a single layer.
3. Bake, flipping halfway through, until kohlrabi is tender and browned on the edges, about 25-30 minutes.

For the air fryer kohlrabi fries:

1. Place kohlrabi into air fryer basket and shake basket to ensure fries are spaced out across the entire basket.
2. Set air fryer to 400 degrees F and cook, shaking basket every 5 minutes, until kohlrabi is tender and browned on the edges, about 12-17 minutes.