# Examples **URL:** https://cl.desmos.com/c/examples/8.md?page=1 [Latest](https://cl.desmos.com/latest.md) · [Categories](https://cl.desmos.com/categories.md) · [Tags](https://cl.desmos.com/tags.md) **Page:** 2 --- ## [Fraction Tools (Equivalent & Common Denominators)](https://cl.desmos.com/t/fraction-tools-equivalent-common-denominators/1554)
**Author:** [@Jme](https://cl.desmos.com/u/Jme)\ **Replies:** 0\ **Last updated:** [September 23, 2020, 2:23pm UTC](https://cl.desmos.com/t/fraction-tools-equivalent-common-denominators/1554 "2020-09-23T14:23:14Z")
Here are two fraction tools I came up with (maybe it would help others…) 1. Equivalent Fraction Chart (students use the slider to find equivalent fractions) I use this in F2F teaching, and this is an attempt to offer i… --- ## [Desmos Notebook = Newest Bug Drop?](https://cl.desmos.com/t/desmos-notebook-newest-bug-drop/8752)
**Author:** [@NTMDev](https://cl.desmos.com/u/NTMDev)\ **Replies:** 9\ **Last updated:** [June 10, 2026, 2:05pm UTC](https://cl.desmos.com/t/desmos-notebook-newest-bug-drop/8752 "2026-06-10T14:05:33Z")
Okay, some goofy slider things here: Some goofy imaginary value here: Desmos lock in :pray: --- ## [When the Radian isn't a Radian](https://cl.desmos.com/t/when-the-radian-isnt-a-radian/8550)
**Author:** [@NTMDev](https://cl.desmos.com/u/NTMDev)\ **Replies:** 10\ **Last updated:** [June 9, 2026, 1:10pm UTC](https://cl.desmos.com/t/when-the-radian-isnt-a-radian/8550 "2026-06-09T13:10:00Z")
This is what happens when the radian of the point label is a polygon --- ## [Type an expression into a table](https://cl.desmos.com/t/type-an-expression-into-a-table/777)
**Author:** [@Roger\_Gemberling](https://cl.desmos.com/u/Roger_Gemberling)\ **Replies:** 7\ **Last updated:** [March 2, 2021, 2:55am UTC](https://cl.desmos.com/t/type-an-expression-into-a-table/777 "2021-03-02T02:55:26Z")
Good day. I’m creating table in which students can check their answers. Some of the answers are numbers and some are expressions. How to write the line for variable expression input? Here are some of the lines for the… --- ## [Integrated Math 2 problems](https://cl.desmos.com/t/integrated-math-2-problems/3483)
**Author:** [@Micah\_Baldree](https://cl.desmos.com/u/Micah_Baldree)\ **Replies:** 0\ **Last updated:** [June 11, 2021, 1:35pm UTC](https://cl.desmos.com/t/integrated-math-2-problems/3483 "2021-06-11T13:35:22Z")
In my county we do IM1-3 instead of algebra 1, geometry, algebra 2 etc. We also have essential standards that the county has determined to be the ones most important to focus on. I am currently teaching a summer credit … --- ## [Algebra Tiles (x^2-, x- and unit-tiles)](https://cl.desmos.com/t/algebra-tiles-x-2-x-and-unit-tiles/1949)
**Author:** [@Daniel\_Grubbs](https://cl.desmos.com/u/Daniel_Grubbs)\ **Replies:** 2\ **Last updated:** [February 28, 2022, 6:12pm UTC](https://cl.desmos.com/t/algebra-tiles-x-2-x-and-unit-tiles/1949 "2022-02-28T18:12:10Z")
https://www.desmos.com/calculator/szynrtwigj (Updated Link) Just thought I’d share. Made some algebra tiles, but made adjustable arrays of them instead of individual tiles. Negative tiles can be made by moving the array… --- ## [More than 10k elements in a list (Desmos)](https://cl.desmos.com/t/more-than-10k-elements-in-a-list-desmos/8769)
**Author:** [@levi\_robertson42](https://cl.desmos.com/u/levi_robertson42)\ **Replies:** 1\ **Last updated:** [July 11, 2026, 10:02pm UTC](https://cl.desmos.com/t/more-than-10k-elements-in-a-list-desmos/8769 "2026-07-11T22:02:13Z")
I don’t know how I haven’t found this anywhere else, but you can use 3d points to workaround the list limit. I have attached the graph which has some helper functions to change and get numbers from the list. \[30k List |… --- ## [Using Button pressCount to countdown # of attempts left](https://cl.desmos.com/t/using-button-presscount-to-countdown-of-attempts-left/2176)
**Author:** [@avangundy](https://cl.desmos.com/u/avangundy)\ **Replies:** 3\ **Last updated:** [February 23, 2021, 3:56am UTC](https://cl.desmos.com/t/using-button-presscount-to-countdown-of-attempts-left/2176 "2021-02-23T03:56:05Z")
Adding this becasue I searched for an example and couldn’t find one and took some experimenting to get right. Hopefully it helps someone else! I have an activity where students get 30 attempts to submit a coordinate poi… --- ## [RNG in Desmos without using random()](https://cl.desmos.com/t/rng-in-desmos-without-using-random/8053)
**Author:** [@NTMDev](https://cl.desmos.com/u/NTMDev)\ **Replies:** 0\ **Last updated:** [July 1, 2025, 12:05am UTC](https://cl.desmos.com/t/rng-in-desmos-without-using-random/8053 "2025-07-01T00:05:26Z")
I decided it would be cool to show everyone something me and a little bit of @Guzman\_Tierno worked on together: It’s a custom RNG that doesn’t use the random( ) function! Custom RNG Note: not made in CL it was made in … --- ## [Assembly Coding Language In Desmos](https://cl.desmos.com/t/assembly-coding-language-in-desmos/8088)
**Author:** [@NTMDev](https://cl.desmos.com/u/NTMDev)\ **Replies:** 2\ **Last updated:** [July 18, 2025, 1:15pm UTC](https://cl.desmos.com/t/assembly-coding-language-in-desmos/8088 "2025-07-18T13:15:48Z")
As you may or may not already know, I like coding! Very very very very very very much. I think how computers work and do stuff and move thingies around is cool. So… I decided to create an Assembly Language in Desmos! I… --- ## [IM2 quadratic functions problems](https://cl.desmos.com/t/im2-quadratic-functions-problems/3668)
**Author:** [@Micah\_Baldree](https://cl.desmos.com/u/Micah_Baldree)\ **Replies:** 1\ **Last updated:** [September 19, 2021, 3:04pm UTC](https://cl.desmos.com/t/im2-quadratic-functions-problems/3668 "2021-09-19T15:04:35Z")
Here is a collection of a few different types of problems. Slide 1: Determining if a table is linear, quadratic, or neither Slide 2: Determining if an equation has a Max/Min or opens Up/Down Slide 3: Finding AOS given… --- ## [Bootleg Challenge Creator](https://cl.desmos.com/t/bootleg-challenge-creator/1134)
**Author:** [@cartr](https://cl.desmos.com/u/cartr)\ **Replies:** 1\ **Last updated:** [June 18, 2020, 10:12pm UTC](https://cl.desmos.com/t/bootleg-challenge-creator/1134 "2020-06-18T22:12:59Z")
Challenge Creator is a kind of activity where students can create a “challenge”, then attempt to solve challenges set by other students. But not everyone is allowed to make challenge creator activities – when I go to the… --- ## [What is wrong with this Card Sort code?](https://cl.desmos.com/t/what-is-wrong-with-this-card-sort-code/844)
**Author:** [@Russ\_Steponic](https://cl.desmos.com/u/Russ_Steponic)\ **Replies:** 4\ **Last updated:** [October 1, 2021, 9:35pm UTC](https://cl.desmos.com/t/what-is-wrong-with-this-card-sort-code/844 "2021-10-01T21:35:16Z")
Desmos is giving me the error below. "Could not find sink “content”. I copied thhis code from a working activity. Can someone tell me what’s incorrect? Thanks, Russ --- ## [Need Help! Table Scripts](https://cl.desmos.com/t/need-help-table-scripts/5278)
**Author:** [@nikki\_washington](https://cl.desmos.com/u/nikki_washington)\ **Replies:** 1\ **Last updated:** [December 12, 2023, 7:47pm UTC](https://cl.desmos.com/t/need-help-table-scripts/5278 "2023-12-12T19:47:53Z")
I want students to be able to fill in the information for this table and get feedback if possible. I have no idea on where to start. Can someone help me out? --- ## [Visual feedback on equations (math input + table)](https://cl.desmos.com/t/visual-feedback-on-equations-math-input-table/2889)
**Author:** [@SandiG](https://cl.desmos.com/u/SandiG)\ **Replies:** 0\ **Last updated:** [March 11, 2021, 5:25am UTC](https://cl.desmos.com/t/visual-feedback-on-equations-math-input-table/2889 "2021-03-11T05:25:38Z")
Screen 1: Students choose how to stretch and shift a parabola, then write an equation for their transformed parabola. Their equation is then graphed for them for visual feedback on how to improve their equation. Screen … --- ## [Drag & drop points to a desired location](https://cl.desmos.com/t/drag-drop-points-to-a-desired-location/3925)
**Author:** [@Alain\_Mangan](https://cl.desmos.com/u/Alain_Mangan)\ **Replies:** 11\ **Last updated:** [January 6, 2022, 12:35am UTC](https://cl.desmos.com/t/drag-drop-points-to-a-desired-location/3925 "2022-01-06T00:35:45Z")
Feel free to post your improved solution! Link: Idea: Detect when objects are in the “correct” location to provide user feedback. (Select) Challenges: Desmos GRAPHS do not appear to support boolean algebra: Must get… --- ## [Predicting is someone adolescent based on weight and height with K-Nearest Neighbor](https://cl.desmos.com/t/predicting-is-someone-adolescent-based-on-weight-and-height-with-k-nearest-neighbor/4517)
**Author:** [@wawan.ikhwan](https://cl.desmos.com/u/wawan.ikhwan)\ **Replies:** 1\ **Last updated:** [April 15, 2023, 6:09am UTC](https://cl.desmos.com/t/predicting-is-someone-adolescent-based-on-weight-and-height-with-k-nearest-neighbor/4517 "2023-04-15T06:09:41Z")
Hello guys I’m making K-Nearest Neighbor Algorithm on Desmos Calculator. Horizontal axis represent weight and vertical axis represent height. There are only two labels those are red color means adult, blue color means … --- ## [Binary search method in desmos!](https://cl.desmos.com/t/binary-search-method-in-desmos/8373)
**Author:** [@NTMDev](https://cl.desmos.com/u/NTMDev)\ **Replies:** 0\ **Last updated:** [November 10, 2025, 12:51am UTC](https://cl.desmos.com/t/binary-search-method-in-desmos/8373 "2025-11-10T00:51:24Z")
I made this simulation of a binary search. A binary search is basically a computer sieving through many numbers, and always cutting the range of possible numbers by half (read more here). --- ## [Practice Power Rule for Differentiation](https://cl.desmos.com/t/practice-power-rule-for-differentiation/4734)
**Author:** [@Pamela\_Davis](https://cl.desmos.com/u/Pamela_Davis)\ **Replies:** 0\ **Last updated:** [February 20, 2023, 7:25pm UTC](https://cl.desmos.com/t/practice-power-rule-for-differentiation/4734 "2023-02-20T19:25:37Z")
Thought I would share. --- ## [Suppress Animation Reset on Table Focus](https://cl.desmos.com/t/suppress-animation-reset-on-table-focus/3428)
**Author:** [@Mike\_Gleeson](https://cl.desmos.com/u/Mike_Gleeson)\ **Replies:** 0\ **Last updated:** [May 31, 2021, 1:59pm UTC](https://cl.desmos.com/t/suppress-animation-reset-on-table-focus/3428 "2021-05-31T13:59:19Z")
Desmos Activities has a really unpleasant behaviour of reseting animations whenever a table cell receives focus. This is frequently(always?) not what we want. Here are two - very hacky - methods of getting around this b… --- ## [Nice music (everyone will like it :).)](https://cl.desmos.com/t/nice-music-everyone-will-like-it/7751)
**Author:** [@Allen](https://cl.desmos.com/u/Allen)\ **Replies:** 0\ **Last updated:** [February 13, 2025, 1:24pm UTC](https://cl.desmos.com/t/nice-music-everyone-will-like-it/7751 "2025-02-13T13:24:01Z")
A very good music :point\_down: :). (click the edit graph on Desmos button and unmute) After hearing it, you will be so happy :). --- ## [Early Draft of Rational Functions](https://cl.desmos.com/t/early-draft-of-rational-functions/3794)
**Author:** [@SteinSchreiber](https://cl.desmos.com/u/SteinSchreiber)\ **Replies:** 3\ **Last updated:** [November 4, 2021, 6:30pm UTC](https://cl.desmos.com/t/early-draft-of-rational-functions/3794 "2021-11-04T18:30:57Z")
Would love some feedback on this one especially the first 3 screens. --- ## [Draggable Algebra Tiles (added y, y^2 and xy to Jay Chow's)](https://cl.desmos.com/t/draggable-algebra-tiles-added-y-y-2-and-xy-to-jay-chows/2524)
**Author:** [@Pedro\_Garcia](https://cl.desmos.com/u/Pedro_Garcia)\ **Replies:** 0\ **Last updated:** [February 1, 2021, 12:43am UTC](https://cl.desmos.com/t/draggable-algebra-tiles-added-y-y-2-and-xy-to-jay-chows/2524 "2021-02-01T00:43:04Z")
Graph Activity I needed tiles with a second variable for CPM’s IM1 - Ch 3 lessons, so I took Jay Chow’s activity and added y, y^2, xy with labels. --- ## [Functions to reflect point/polygon](https://cl.desmos.com/t/functions-to-reflect-point-polygon/721)
**Author:** [@Daniel\_Grubbs](https://cl.desmos.com/u/Daniel_Grubbs)\ **Replies:** 3\ **Last updated:** [June 27, 2020, 1:44am UTC](https://cl.desmos.com/t/functions-to-reflect-point-polygon/721 "2020-06-27T01:44:54Z")
Here’s another set of functions to reflect a point or polygon. The folder called Functions has all the important stuff. The rest is just as examples. https://www.desmos.com/calculator/mhxpggrdh8 --- ## [Template "fill-the-blanks" or "label the diagram" language activity](https://cl.desmos.com/t/template-fill-the-blanks-or-label-the-diagram-language-activity/534)
**Author:** [@SeanMaths4EAL](https://cl.desmos.com/u/SeanMaths4EAL)\ **Replies:** 2\ **Last updated:** [September 21, 2020, 4:29pm UTC](https://cl.desmos.com/t/template-fill-the-blanks-or-label-the-diagram-language-activity/534 "2020-09-21T16:29:31Z")
--- ## [Using Mode in Desmos](https://cl.desmos.com/t/using-mode-in-desmos/8815)
**Author:** [@timothyrabbit54](https://cl.desmos.com/u/timothyrabbit54)\ **Replies:** 2\ **Last updated:** [September 8, 2026, 8:23pm UTC](https://cl.desmos.com/t/using-mode-in-desmos/8815 "2026-09-08T20:23:03Z")
Desmos has a native mean and median feature for lists, but not a mode feature. It was something that would be really useful, but many solutions are fairly complicated using summation equations to determine the value that… --- ## [Tracking Selected Objects](https://cl.desmos.com/t/tracking-selected-objects/3922)
**Author:** [@Alain\_Mangan](https://cl.desmos.com/u/Alain_Mangan)\ **Replies:** 6\ **Last updated:** [January 6, 2022, 12:39am UTC](https://cl.desmos.com/t/tracking-selected-objects/3922 "2022-01-06T00:39:00Z")
Hi. Trying to wrap my head around how to make create more involved activities (ex: where students click on objects). Got something working reasonably well now that desmos supports the → (assignment?) operator : → Sel… --- ## [Translational Symmetry Example (credit: Suzanne von Oy)](https://cl.desmos.com/t/translational-symmetry-example-credit-suzanne-von-oy/2526)
**Author:** [@Pedro\_Garcia](https://cl.desmos.com/u/Pedro_Garcia)\ **Replies:** 2\ **Last updated:** [February 1, 2021, 3:00am UTC](https://cl.desmos.com/t/translational-symmetry-example-credit-suzanne-von-oy/2526 "2021-02-01T03:00:19Z")
Graph Interaction I needed an example of translational symmetry for an activity in CPM IM1 - Ch 3 and added it to Suzanne von Oy’s symmetry graphs. --- ## [3D Rotation \[Cube example\]](https://cl.desmos.com/t/3d-rotation-cube-example/2718)
**Author:** [@DanielTheDev](https://cl.desmos.com/u/DanielTheDev)\ **Replies:** 0\ **Last updated:** [February 20, 2021, 3:31pm UTC](https://cl.desmos.com/t/3d-rotation-cube-example/2718 "2021-02-20T15:31:48Z")
This example shows you a cube that is able to rotate around all three axis. With the use of the 3D Rotation wikipedia article it is possible to design a 3D rotating model within a 2D graph. Click this link to see the gr… --- ## [The railroad problem](https://cl.desmos.com/t/the-railroad-problem/3164)
**Author:** [@Aethir](https://cl.desmos.com/u/Aethir)\ **Replies:** 0\ **Last updated:** [April 24, 2021, 1:52pm UTC](https://cl.desmos.com/t/the-railroad-problem/3164 "2021-04-24T13:52:02Z")
My colleague’s idea, from her travels. Perhaps a more engaging take on the “train problem” :slight\_smile: [Previous page](https://cl.desmos.com/c/examples/8.md) [Next page](https://cl.desmos.com/c/examples/8.md?page=2)