# Consolidate student sketch responses

**URL:** <https://cl.desmos.com/t/consolidate-student-sketch-responses/774>\
**Category:** Questions\
**Tags:** sketch, aggregate\
**Created:** [March 30, 2020, 6:58pm UTC](https://cl.desmos.com/t/consolidate-student-sketch-responses/774 "2020-03-30T18:58:44Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![ThinMint](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/thinmint/32/569_2.png) [@ThinMint](https://cl.desmos.com/u/ThinMint)\
**Post date:** [March 30, 2020, 6:58pm UTC](https://cl.desmos.com/t/consolidate-student-sketch-responses/774/1 "2020-03-30T18:58:44Z")

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Hello,  
I am introducing students to the parts of a parabola in connection with quadratic functions. I have a sketch on the left side with the background set to the graph of a projectile. The instructions say to circle the parts of the parabola (on the graph) that would give interesting information… such as how high the projectile went or how long it was in the air.  
I’d like the next slide to be a compilation of their responses all layered on top of each other over the graph.  
How do I capture each response and show them all at the same time on the next slide?  
Thanks!

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**Author:** ![aknauft](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/aknauft/32/3701_2.png) [@aknauft](https://cl.desmos.com/u/aknauft)\
**Post date:** [April 3, 2020, 5:33am UTC](https://cl.desmos.com/t/consolidate-student-sketch-responses/774/2 "2020-04-03T05:33:21Z")

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Unfortunately, there’s no way to combine sketches from multiple students (#forNow!)

In the teacher dashboard, you can activate the “overlay” and then share that image with the students – but it’s not quite the same as what you’re asking for.

Instead of a sketch, you _could_ have students drag a point along the function. Then, `aggregate` could be used to combine each student’s choices:

**Graph Expression List:**  
`(X, Y)`

**Graph CL:**  
`numberList("X"): aggregate(previousGraph.number("x_1"))`  
`numberList("Y"): aggregate(previousGraph.number("y_1"))`

(The disadvantage there, of course, is that students would be limited in how many interesting points they could identify. Also, they couldn’t indicate a _region_ on the graph as being “interesting”.)

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<div class="post-metadata">

**Author:** ![ThinMint](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/thinmint/32/569_2.png) [@ThinMint](https://cl.desmos.com/u/ThinMint)\
**Post date:** [April 14, 2020, 6:58pm UTC](https://cl.desmos.com/t/consolidate-student-sketch-responses/774/3 "2020-04-14T18:58:30Z")

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aknauft - do you know if there is a way to share student sketches with each other. My vision is as if they got to see each other’s answers in the original Function Carnival. It seems easy enough for them to share a typed response but not a sketch. This would be just as helpful for me.

Thanks.

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<div class="post-metadata">

**Author:** ![aknauft](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/aknauft/32/3701_2.png) [@aknauft](https://cl.desmos.com/u/aknauft)\
**Post date:** [April 14, 2020, 7:53pm UTC](https://cl.desmos.com/t/consolidate-student-sketch-responses/774/4 "2020-04-14T19:53:42Z")

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Unfortunately not (currently). Sketches are a tough beast, and there’s no way to share them between students other than by projecting the teacher dashboard.

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<div class="post-metadata">

**Author:** ![ThinMint](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/thinmint/32/569_2.png) [@ThinMint](https://cl.desmos.com/u/ThinMint)\
**Post date:** [April 14, 2020, 9:17pm UTC](https://cl.desmos.com/t/consolidate-student-sketch-responses/774/5 "2020-04-14T21:17:52Z")

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OK -thank you for the response. …something to look forward to 🙂

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**Author:** ![Emily\_Sliman](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/emily_sliman/32/417_2.png) [@Emily\_Sliman](https://cl.desmos.com/u/Emily_Sliman)\
**Post date:** [March 31, 2021, 9:42pm UTC](https://cl.desmos.com/t/consolidate-student-sketch-responses/774/6 "2021-03-31T21:42:26Z")

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Is this a feature yet? I feel like I’ve seen someone do it, but I can’t remember when or where or how…

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**Author:** ![StoyanNYC](https://yyz1.discourse-cdn.com/flex031/user_avatar/cl.desmos.com/stoyannyc/32/2967_2.png) [@StoyanNYC](https://cl.desmos.com/u/StoyanNYC)\
**Post date:** [February 6, 2022, 12:30am UTC](https://cl.desmos.com/t/consolidate-student-sketch-responses/774/7 "2022-02-06T00:30:12Z")

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Re-upping this question… is it a feature yet?
