Develop a whimsical set of dash icons for a children's educational app, featuring playful characters and illustrations, with icons for subjects like math, reading, and science, as well as icons for games and rewards.

Create a minimalist set of dash icons for a tech startup, using a combination of simple shapes and subtle gradients to convey a sense of professionalism and sophistication, with icons for features like analytics, security, and support.

Design a set of colorful and modern dash icons for a popular mobile app, featuring a mix of geometric shapes, bold lines, and vibrant colors to appeal to a wide range of users, with each icon representing a different feature or function of the app, such as a calendar, compass, or camera.