Red and blue pens
Paper folded into a small book
Simply draw your drawing in blue and outline with the red marker, leaving a little bit of space between lines. Then, put on your 3D glasses and check it out!
### Why does it work?
An anaglyph is made of two images on top of each other, but a little offset, made of read and blue. The space bet ...
Screentime and children is a hot topic, and we have some great resources put together for you to explore and answer your questions. We love hearing your questions about app evaluation and screen time, so feel free to contact us any time. And don't forget, you can check out our [Early Literacy iPads](https://staging.darienlibrary.org/catalog/work/94235) (for 5 and under) or [Tween Tabs](https://sta ...