Update bucknell-cs1.md

Added function lab/activity

Author: Evan Peck

courses/bucknell-cs1.md

@@ -6,7 +6,7 @@ title: Ethically Aligned CS 1 Course
 In Fall 2019, Bucknell University is running a redesigned version of CS 1 in which all core technical topics explore societal and ethical questions in CS. While details of the full course will emerge after the semester, I'll be posting labs that our students collaboratively work together on. All labs are completed in a 2-hour block.
 
 - [**Conditionals:** Design a housing prioritization algorithm](https://docs.google.com/document/d/1HsRSC3H_u6KcQhv2y9cWyrYV3xpvvBUcAvoaH-FsG0I/edit?usp=sharing)
-- **Functions and Data Types:** Wrestle with input validation for diverse users. _Coming Soon: Adapted from [this activity](https://ethicalcs.github.io/modules/input/)_
+- [**Functions and Data Types:** Wrestle with input validation for diverse users](https://drive.google.com/drive/folders/1gAOrtRo6ZkAmyehVvvRgdTnCigSgGU7F?usp=sharing) 
 - **For Loops:** Design a fair hiring algorithm. _Coming Soon: Adapted from [this activity](https://ethicalcs.github.io/modules/hiring/)_
 - **Complex, Nested Loops:** Averaging images of human faces (towards issues in facial-recognition) _Coming Soon_
 - **Dictionaries:** Creating an automatic language generator (towards issues in training sets) _Coming Soon_