“Mr. Leon,” he finally murmured, low enough that only Leo heard. “Level 10 on Slope unlocks a shortcut. Try hugging the left wall at the jump.”
The Chromebooks snapped shut like clams. Notebooks flipped open. Pencils scribbled frantic fractions. Leo’s heart hammered as his teacher ambled down the aisle, paused behind him, and said nothing for ten long seconds.
Leo blinked.
