# \#csp-unit-3-lesson-4 **URL:** https://forum.code.org/tag/csp-unit-3-lesson-4/289.md [Latest](https://forum.code.org/latest.md) · [Categories](https://forum.code.org/categories.md) · [Tags](https://forum.code.org/tags.md) --- ## [App Lab in UNIT 3](https://forum.code.org/t/app-lab-in-unit-3/36879)
**Author:** [@sphelps](https://forum.code.org/u/sphelps)\ **Replies:** 8\ **Last updated:** [October 13, 2022, 1:21am UTC](https://forum.code.org/t/app-lab-in-unit-3/36879 "2022-10-13T01:21:43Z")
Is there a place where kids can save the app they are working on during the lessons so they can work on it in the app lab itself without being in the lesson? I am thinking of the backpack in APCSA --- ## [Three Wrongs Don't Make a Right](https://forum.code.org/t/three-wrongs-dont-make-a-right/24055)
**Author:** [@steve1](https://forum.code.org/u/steve1)\ **Replies:** 0\ **Last updated:** [January 15, 2019, 6:38pm UTC](https://forum.code.org/t/three-wrongs-dont-make-a-right/24055 "2019-01-15T18:38:23Z")
Three Wrongs Don’t Make a Right … …But Three Lefts do! --- ## [Clearing App Lab in 3.4](https://forum.code.org/t/clearing-app-lab-in-3-4/21022)
**Author:** [@squible](https://forum.code.org/u/squible)\ **Replies:** 1\ **Last updated:** [October 18, 2018, 3:39am UTC](https://forum.code.org/t/clearing-app-lab-in-3-4/21022 "2018-10-18T03:39:01Z")
When I click on the challenge in 3.4, the solution is there. If I delete it, can I get the solution back? Also, is there a tab or click where I can go to the student view (without the solution)? Or where I could also pra… --- ## [penUp in the different exercises](https://forum.code.org/t/penup-in-the-different-exercises/18262)
**Author:** [@jreilly2016](https://forum.code.org/u/jreilly2016)\ **Replies:** 2\ **Last updated:** [August 2, 2018, 8:25pm UTC](https://forum.code.org/t/penup-in-the-different-exercises/18262 "2018-08-02T20:25:41Z")
I saw in sample code that the penDown and penUp commands do not appear. Is there a reason? Based on instructions, I had thought those should be used. In particular, I thought the penUP was to avoid over or double drawing… --- ## [Printing Code from App Lab](https://forum.code.org/t/printing-code-from-app-lab/18261)
**Author:** [@jreilly2016](https://forum.code.org/u/jreilly2016)\ **Replies:** 1\ **Last updated:** [August 2, 2018, 7:27pm UTC](https://forum.code.org/t/printing-code-from-app-lab/18261 "2018-08-02T19:27:01Z")
Is there a way to print the code from App Lab? I was trying to print the example code for the 3x3 in lesson 4 but didn’t find a way? I can also see how it might be useful to have a hard copy of a program at times… Jim … --- ## [Unit 3 - can students work at their own pace?](https://forum.code.org/t/unit-3-can-students-work-at-their-own-pace/14080)
**Author:** [@cdeltufo](https://forum.code.org/u/cdeltufo)\ **Replies:** 2\ **Last updated:** [February 2, 2018, 7:10pm UTC](https://forum.code.org/t/unit-3-can-students-work-at-their-own-pace/14080 "2018-02-02T19:10:26Z")
I have students who have previous coding experience/knowledge. Should I allow students to work at their own pace? I would require them to show me their results before moving on to the next section or lesson. How can I … --- ## [Kids able to turn RIGHT using degrees](https://forum.code.org/t/kids-able-to-turn-right-using-degrees/12375)
**Author:** [@kmccullugh](https://forum.code.org/u/kmccullugh)\ **Replies:** 1\ **Last updated:** [December 11, 2017, 4:03am UTC](https://forum.code.org/t/kids-able-to-turn-right-using-degrees/12375 "2017-12-11T04:03:53Z")
I don't know if this was suppose to be an option by some of my kids used their knowledge from an Hour of Code that you can type in turnLeft(270); which is turning right. This was awesome... but gets rid of the problem th… --- ## [I cannot find the example solution for the 3x3 grid](https://forum.code.org/t/i-cannot-find-the-example-solution-for-the-3x3-grid/6568)
**Author:** [@damara.hartzell](https://forum.code.org/u/damara.hartzell)\ **Replies:** 5\ **Last updated:** [May 18, 2017, 5:31pm UTC](https://forum.code.org/t/i-cannot-find-the-example-solution-for-the-3x3-grid/6568 "2017-05-18T17:31:22Z")
I was hoping for an possible solution/answer key for the activities in code for this stage. The lesson states that there is an example of a solution in the teacher tab for the problem in Code Studio, but I do not see it… --- ## ['15-'16 General Discussion for Lesson 3.4](https://forum.code.org/t/15-16-general-discussion-for-lesson-3-4/2477)
**Author:** [@pphillips1400](https://forum.code.org/u/pphillips1400)\ **Replies:** 11\ **Last updated:** [April 5, 2016, 12:29pm UTC](https://forum.code.org/t/15-16-general-discussion-for-lesson-3-4/2477 "2016-04-05T12:29:22Z")
Use this thread to discuss your questions and comments about how to run the lesson.