Lesson Archives
Home Up Lesson Archives Class Schedule Graph Paper

DDN

 

Updated 09/21/2026  

Due to space limitations, lessons are archived only for the current month. Older videos MIGHT still be available. Email for a direct link.

Trouble with video files? You MUST be logged into your K12 Google account to access shared files
Email me cindy.kroon@k12.sd.us to troubleshoot or a direct link.

Updated 09/21/2026

 

Week of: 9/14/26
  Monday 14 Tuesday 15 Wednesday 16 Thursday 17 Friday 18 Next?


Alg 1
 3.3 Slope

https://drive.google.com/file/d/1GtkW7ktWykGkwnuFce-nAE7Gp4_eZGet/view?usp=drive_link

16-25 all		 3.4 Direct variation
Last year's video:
https://drive.google.com/file/d/1vuwFRBwiX3RbhEdZ5JFLrw9xsnkVYOf-/view?usp=drive_link

p. 186 11-37 odd
 3.4 Direct variation

https://drive.google.com/file/d/1xPaKTOpltECMeoMAjD6cX471XP4s2I6b/view?usp=drive_link

WB prac		 Quiz 3.3-3.4
Review Ch. 3

https://drive.google.com/file/d/1qXM_8BV7shYcXmud2_87mSQtK_72yMT2/view?usp=drive_link

SGR p. 204 11-37 odd		 Homecoming floats, parade, etc. MCT 3.1-3.4
Mon. 9/21


Geometry
 Finish test: constructions

2.1 Inductive reasoning

https://drive.google.com/file/d/1JYvits3hmoPi5su3ncB8SKiUfdKNs03o/view?usp=drive_link
15-45 odd		 2.1 Inductive reasoning
Last year's video:
https://drive.google.com/file/d/1BFzBvBoAaVyT6RWyFwi5Kjr76THCpwGT/view?usp=drive_link

WB 2.1 skills & prac
 2.2 Logic

https://drive.google.com/file/d/1bmaZHoG-0A60cuKpJ8tNKnaMFnvQvTSy/view?usp=drive_link

11-31 odd		 2.3 Conditional statements

https://drive.google.com/file/d/1qv_CIoz8yoThdmmpCqJ9z1fRPW2LzbQI/view?usp=drive_link

19-51 odd		   Quiz 2.1-2.2
Mon. 9/21


PreCalc
 Quiz 10.5-10.6
10.6 General conics

Change in plan: no video today (quiz took long) stay on 10.6

14-40 even		 10.7 Transform conics

Last year's video:
https://drive.google.com/file/d/1YXrw4B3ZUoJNLRNmymjkzA3ZhLwYouoJ/view?usp=drive_link

13-41 odd
 10.7 Transform conics

https://drive.google.com/file/d/1ZMhj3r_Rmo54u5WHNKS6FzYpJYIAy8rV/view?usp=drive_link


13-31 odd		 10.7 Transform conics
WB

https://drive.google.com/file/d/1fmbeKlxvJd_S38g2SCLghGvRleEcLu6r/view?usp=drive_link
   Quiz 10.7-10.8
TBA


Algebra 1B
 4.4 Parallel & Perpendicular

https://drive.google.com/file/d/1G6VPDMeW_HPYL_ReqeriUIOJ0qhBMwyh/view?usp=drive_link

29-38 all		 4.4 Parallel & perpendicular
Last year's video:
https://drive.google.com/file/d/1L7NPwmZHhVV82h30q-ddJZhii4UdDn4C/view?usp=drive_link

p. 242 7-16 21-28
 Quiz 4.3-4.4

 Review Ch. 4

 https://drive.google.com/file/d/1RrErwlFqcXiP2mO9aXu06qA8r4nHRCut/view?usp=drive_link

 
2-24 e		 MCT 4.1-4.4


2 pt slope probs.		   Quiz 4.5-4.6
TBA


Trig
 		3.5 Continuity

https://drive.google.com/file/d/16E5qa7_HO0BRHRfvdHtxaJ4hIWLxMwry/view?usp=drive_link

13-31 odd		 3.5 End behavior
Last year's video:

https://drive.google.com/file/d/1OIhAF0EWgGKZf_rImOo939FFt-6ACbNg/view?usp=drive_link


WB		 3.6 Critical points

https://drive.google.com/file/d/1CRHFPIEiAbTe9pS-k-Zx7XQMu917goOo/view?usp=drive_link

13-33o		 3.6 Extrema
last year's video:

https://drive.google.com/file/d/1pTGxhzdRljGTN7CQ_fKk8fa0nTimY2pp/view?usp=drive_link

WB 3.6		   Quiz 3.7-3.8
TBA



Alg2		 2.6 Special functions

https://drive.google.com/file/d/1b5wdxqDJkAh88_oycR2MIBa4WJKWr1e4/view?usp=drive_link

1-5 12-19
 2.6 Special functions
Last year's video:
https://drive.google.com/file/d/1h5vLGNDLPzEZdJ0muKjVxQnd9yRbz3qk/view?usp=drive_link

WB 2.6 skills & prac
 2.7 Transformations

https://drive.google.com/file/d/1CcBnZMe6Wyen6IxSOAh9yoBSZVXDEeAe/view?usp=drive_link

11-37o		 Quiz 2.5-2.6
2.7 Transformation

WB skills & prac

No video today		   Quiz 2.7-2.8
Tues. 9/22




Family Math

 5th 11:50
Shut the door		     4th 9:30
Domino Keepers		   3rd Tues. 9/22
12:30
Ladybug dice
  ADD sched ADD sched/Funeral ADD sched   No classes  
Week of: 9/8/26
  Monday 7 Tuesday 8 Wednesday 9 Thursday 10 Friday 11 Next?


Alg 1
 No School 3.2 Solve by graphing

https://drive.google.com/file/d/10dYrp-E-u7gGSTNAbCqs2xR9FGVce5PL/view?usp=drive_link

11-35 odd		 Freshman impact day
No new assignment, turn in HW before leaving (if possible)		 3.2 Solve by graphing

https://drive.google.com/file/d/1czxugfgxz-b_IzjM5t-PQ6pGVQYr8rTm/view?usp=drive_link

WB pr		 Quiz 3.1-3.2
3.3 Slope
https://drive.google.com/file/d/1ZqPIf4Wdbv9QMei7FqG-6NQ62Q9pdCHz/view?usp=drive_link

14-23 all		 Quiz 3.3-3.4
TBA


Geometry
 Labor Day 1.7 SA & V

https://drive.google.com/file/d/16Uxjp_NvHErCVxTpX53H2g34DY50pS2G/view?usp=drive_link

WS SA & V		 Quiz 1.5-1.6
Review SA&V

https://drive.google.com/file/d/1-XrPP2plutbu16IPpNC3M0VR5uDaMqXK/view?usp=drive_link
and
https://drive.google.com/file/d/1Zd7NUtSojGNRa9sLSA02yr-yNWiwENVy/view?usp=drive_link
 Quiz 1.7
Review Ch.1

https://drive.google.com/file/d/15Bgq2NL2hIbCfZnlCUiYDaRO3j8Ka_qc/view?usp=drive_link


Last year's video:
https://drive.google.com/file/d/14XPLc__h4Hvv3G7wjgyWritT3-ONS0Kp/view?usp=drive_link

PT p.83 all		 Test Ch. 1

No video today

GR p.89 all		 Quiz 2.1-2.2
TBA


PreCalc
   10.5 Parabola

https://drive.google.com/file/d/1H2laJQpqCM4SS1Zs6Wi1R35us_QxeeCv/view?usp=drive_link

13-29o 33 39-45o
 10.5 Parabola
https://drive.google.com/file/d/1aNXKR2wOUi8x8afyTX9hWiVNoB5fQH1p/view?usp=drive_link

WB		 10.6 General conics

https://drive.google.com/file/d/1HWG-toC8xKeEj72vHzkwxzSSdvxYOJP-/view?usp=drive_link


13-39o		 10.6 General conics

WB 10.6

https://drive.google.com/file/d/1g8YMFh3Xjvy2uYiWpzSr6IiyZZ3TRo90/view?usp=drive_link
 Quiz 10.5-10.6
Mon. 8/14


Algebra 1B
   4.3 Point slope form

https://drive.google.com/file/d/1PG3wGcg7E27QPTLbmFWGd77C6Owix3so/view?usp=drive_link

1-21 odd		 4.3 Point slope form

https://drive.google.com/file/d/1LCJcdv9znP-lmr6oA9DWksXWy74Ic8Dn/view?usp=drive_link

2-20 even		 4.4 Parallel & perpendicular

https://drive.google.com/file/d/1vMci6MdHeRRDiDDnw0b0hrg3_2c7R4k4/view?usp=drive_link

WB skills 1-12		 4.4 Parallel & perpendicular

WB 1-25 odd

https://drive.google.com/file/d/1rOG_MjYq0qo--ENaiJTkPz7XW9V6yqpD/view?usp=drive_link
 Quiz 4.3-4.4
TBA


Trig
 		  3.4 Inverse functions

https://drive.google.com/file/d/18_4lMAyOs5BRn9y7Fs6Otm9AcT6AUNXC/view?usp=drive_link

15-37 odd		 3.4 Inverse functions

https://drive.google.com/file/d/1BnJ_VR072sbT9eghX0zYO66zRMAfE3bV/view?usp=drive_link

WB		 Quiz 3.3-3.4
Review Ch. 3

https://drive.google.com/file/d/1luJPs4nq-gn5gAFMhzN_UVMlfXP53sCq/view?usp=drive_link

SGR		 MCT 3.1-3.4

p. 151 MCQ
 Quiz 3.5-3.6
TBA



Alg2		   MCT 2.1-2.4

p 98 17-31 odd
No video		 2.5 Scatterplots

paragraph + predictions		 2.5 Scatterplots

5,6,7

https://drive.google.com/file/d/198tKnY07hSbaRi0XaVQO2iS8roEN2ITO/view?usp=drive_link
 2.5 Scatterplots

WB skills& prac

https://drive.google.com/file/d/12fiPIeNfVLi6CO1Crb1_4qylr5RZs9rW/view?usp=drive_link
 Quiz 2.5-2.6
TBA




Family Math

           5th Tues. 9/15
11:50 (20)
    NWEA testing NWEA   NWEA  
Week of: 8/31/26
  Monday 31 Tuesday 1 Wednesday 2 Thursday 3 Friday 4 Next?


Alg 1
 Quiz 0.11-0.13

Ch. 1 review
PT p.67 1-21o, 16,18

No video, working on review (from 8th grade)		 Ch. 2 review
PT p. 145

https://drive.google.com/file/d/16mXtTdwpQYReugp4QZ02zFgflq4Ho3bv/view?usp=drive_link
 3.1 Graph linear equations

13-49 odd

https://drive.google.com/file/d/1o8fGklvQigju47pYjgy9PyuHPXlp8g8c/view?usp=drive_link


 3.1 Graph linear eq

WB 3.1 practice

https://drive.google.com/file/d/1yz14LiypPhSaIEtYFBXzP5Dgebg_T5oW/view?usp=drive_link


 Labor Day Quiz 3.1-3.2
TBA


Geometry
 Quiz 1.3-1.4

1.5 Angle relationships

https://drive.google.com/file/d/1aUeU8KDuxBc5sLuBDVHohR_-Xcwvurvd/view?usp=drive_link

9-35 odd
 1.5
Angle relationships

https://drive.google.com/file/d/1Y8rm8HoZfM1VeQzl-omLroH494rO3pal/view?usp=drive_link

WB + ic WS		 1.6 2-D figures

11-27 all

https://drive.google.com/file/d/16NuTeRwhn1AR-5FIaCIGfX7HZ4l1Jloc/view?usp=drive_link
 1.7 3-D figures

7-27 odd

https://drive.google.com/file/d/1kh5moNPCoGETUmiEolLoG70NsmVv4oaC/view?usp=drive_link
 No school Fri./Mon Quiz 1.5-1.6
Tues. 9/8


PreCalc
 10.4 Hyperbola

https://drive.google.com/file/d/1N0lsVDoyFUEUoUbQ11efY0NPAXcZNF_K/view?usp=drive_link

15-37 odd, 41
 10.4 Hyperbola

https://drive.google.com/file/d/1wx7yyI341mJjcIc0EckU3dlAowUlpVA3/view?usp=drive_link

WB + 27,29, 39-42
 Quiz 10.3-10.4

 Review Ch.10

https://drive.google.com/file/d/1NizRczLE-fDbh-vikv64iCrJdKsCitk4/view?usp=drive_link

11-31 odd + whatever
 		 MCT 10.1-10.4


 If Ch. 10 were a food, what would it be, and why?		   Quiz 10.5-10.6
TBA


Algebra 1B
 4.2 y=mx+b
11-31 odd

https://drive.google.com/file/d/1unblF-HORUKOvNu_SR3yjnxo_6PQx6ti/view?usp=drive_link
 4.2 y=mx+b

https://drive.google.com/file/d/1qYDT-nwBu6Vp0ykezEss6evn5R8Lgb05/view?usp=drive_link

12-32 even		 Quiz 4.1-4.2

4.3 Point-slope

WB skills odd

https://drive.google.com/file/d/1ENN1rKwAKTluuQ1eWNiwFeisuVMoDotd/view?usp=drive_link

 4.3 Point-slope

https://drive.google.com/file/d/1QNfYXb9fx4uPmjEnRwSjGB3uAJgETF3F/view?usp=drive_link

WB prac. odds		   Quiz 4.3-4.4
TBA


Trig
 		3.2 Families of graphs

13-41 odd

Video fail :(
Last year's  video:
https://drive.google.com/file/d/18dYgPWQoPkcE1aCjPh6n604AOcejhety/view?usp=drive_link
 3.2 Families of grapjhs

https://drive.google.com/file/d/1pzbUunQ2lM1VdJ2wDunCvbmblPEA6Bhk/view?usp=drive_link

WB
 3.3 Nonlinear <>

15-39 odd

https://drive.google.com/file/d/1nhbX7wH7drk5vPMUe3VPR4-jL-0gamB4/view?usp=drive_link
 Quiz 3.1-3.2

3.3 Nonlinear <

https://drive.google.com/file/d/1Ga5rF7f5eqwxH7xE3V_JmQUbqvfBJJc1/view?usp=drive_link


   Quiz 3.3-3.4
TBA



Alg2		 Quiz 2.1-2.2
2.3 Slope

https://drive.google.com/file/d/14P3g3m1VQO6bJzaDeBvtF2_44mQhXkIo/view?usp=drive_link

WB prac + 31, 33		 2.4 Writing y=mx+b
https://drive.google.com/file/d/1V8br0zRty4vHcW0c8a8FxPwM_IjRIs87/view?usp=drive_link

9-31 odd		 2.4 Writing y=mx+b

WB prac

https://drive.google.com/file/d/1uOJTZVGAOqiKsWXduFv034snTodaOec0/view?usp=drive_link
 Quiz 2.3-2.4
Review Ch. 2
MCQ

https://drive.google.com/file/d/1c3GzPGe1ALFZj6Z5-Or-sVyLztEhWJTf/view?usp=drive_link
   MCT 2.1-2.4
Tues. 9/8




Family Math

 4th setup         4th
Tues. 9/8
Week of: 8/24/26
  Monday 24 Tuesday 25 Wednesday 26 Thursday 27 Friday 28 Next?


Alg 1
 0.11 Probability & odds

https://drive.google.com/file/d/1VpO1w9ctvuiiUtWx6xtXVVqjeT5HgM--/view?usp=drive_link

P-36 2-22e		 0.12 Center, variation

https://drive.google.com/file/d/1m1w5N8UGgcr-bQC2NjpdjxTHpW7_n3KM/view?usp=drive_link
1-17 odd		 0.12 Center, variation

https://drive.google.com/file/d/173mK7wTRP7vs3JMhv1Bq9qMvgJ1KNGaX/view?usp=drive_link

2-18e		 0.13 Representing data

https://drive.google.com/file/d/142w4LSqqR5yaAL2BqLHMnUNux39PxJw-/view?usp=drive_link

P-45  1-5, 6		 0.13 Representing data

https://drive.google.com/file/d/10SLwC5V_JxH2novIxdChFf2fxVsTMGrv/view?usp=drive_link

P-46 8-14 + vircle graph		 Quiz 0.11-0.13
Mon. 8/31


Geometry
 1.2 Linear models

https://drive.google.com/file/d/1gP7AX6REw1CbZ7oNn5bLSsal29okZ96s/view?usp=drive_link

11-31 odd 42-45
 1.3 Distance & mp

https://drive.google.com/file/d/1VbqG8VEQo9IOkX6RoY5Qdc7-GvGUKIDx/view?usp=drive_link

13-55 odd		 Quiz 1.1-1.2
1.3 Dist & mp

https://drive.google.com/file/d/1r_pQwnrPeyyfkPr_oHOn9MhUJBmvSEqh/view?usp=drive_link

WB 1.3 prac (all)		 1.4 Angle measure

construction

 13-41o

https://drive.google.com/file/d/1H-QlXkRP0b78VNA5hFZvTKQvAOaRVcLj/view?usp=drive_link
 1.4 Angle measure

construction

https://drive.google.com/file/d/1Ls2G7TPbzxuWgAaiEvGrgxp-PdUOs9NN/view?usp=drive_link


WB prac		 Quiz 1.3-1.4
Mon. 8/31


PreCalc
 10.2 Circles

https://drive.google.com/file/d/11Ye8Tg-mVXF_1r6aZz8178cfC-zT4YKB/view?usp=drive_link

15-39 odd

parking lot		 10.2 Circles

conics

https://drive.google.com/file/d/1XLsRSiv2fbej4auH5I3rJiLy9GPMrp8-/view?usp=drive_link

WB		 10.3 Ellipse

parking lot

https://drive.google.com/file/d/1cmyhTa7KLAAySVQC0IOah6R1FPPoBDOe/view?usp=drive_link

17-45 odd
10.3 Ellipse

https://drive.google.com/file/d/1v0aHL5NMdk6mdNs8LUtc86gfe7NUJSqi/view?usp=drive_link

WB+ 37 39 41		 Quiz 10.1-10.2
10.3 Ellipse
No video today
18-44e		 Quiz 10.3-10.4
TBA


Algebra 1B
 4.1 Graph y=mx+b

https://drive.google.com/file/d/1qHZcKEpjDDsDM_PREg4RYYy4kDT3euwl/view?usp=drive_link

WB 4.1 prac		 4.1 Graph y=mx+b

https://drive.google.com/file/d/1UifT42J09kGdMfmvHjnAC_QxwglrnptY/view?usp=drive_link

 4.1 Graph y=mx+b

ICE ws

17-41 odd
 4.2 Writing eq in slope-intercept form

https://drive.google.com/file/d/1OMjGbnlXKwFIb1EqT8-THEcadwznYoLy/view?usp=drive_link
 4.2 Writing eq in sl-intercept form

https://drive.google.com/file/d/1aj-b4uQesv-Lij3ksOKqSRZALz2agINf/view?usp=drive_link

WB prac		 Quiz 4.1-4.2
TBA


Trig
 		Review Ch. 2

p. 210 11-49eoo 51		 Review Ch.1 & Ch.2
Ch.1 SGR + Ch. 2 SGR (at least one each section)
 Quiz Ch. 1-2


 PT p. A-56 odd		 3.1 Symmetry

https://drive.google.com/file/d/1dXbBsnQSvhcyQdKHEosO44NONmjiC0wV/view?usp=drive_link

15-39 odd
 3.1 Symmetry

https://drive.google.com/file/d/1wh3zv_lZ7SAKvM1o8ZJWN1x2XMglkmsg/view?usp=drive_link

WB		 Quiz 3.1-3.2
TBA



Alg2		 2.1 Relations & functions

https://drive.google.com/file/d/1fuN7XRPQcENcgJ3glMialU7vLEtaISsg/view?usp=drive_link

11-31 o 41-55 o		 2.1 Relations & functions

https://drive.google.com/file/d/12XTgpcE15jyBN3-psVpIRDylaP8nSDtV/view?usp=drive_link

WB prac (6 if skills)		 2.2 Linear relations & functions

https://drive.google.com/file/d/1fPoWN4_C56kRCUZypflxhESwByaEhZoH/view?usp=drive_link

17-39 odd
 2.2 Linear relations & functions

https://drive.google.com/file/d/1hUwaFEaAEqrev5Z1qQntlw_e4O_RfVIb/view?usp=drive_link

WB prac		 2.3 Slope & rate of change

https://drive.google.com/file/d/1D3FFmfgFuqMzlUvQEHlP5WafQka-b-HV/view?usp=drive_link

9-25 50-55

 Quiz 2.1-2.2
Mon. 8/31




Family Math

 Set up & scheduling Period 2: 9:15-10:02       Starts week of 9/8
             
Week of: 8/17/26
  Monday 17 Tuesday 18 Wednesday 19 Thursday 20 Friday 21 Next?


Alg 1
       Job descriptions, books, syllabus
Activ: Plus 5		 0.11 Probability & odds
https://drive.google.com/file/d/1TKGcFkFEscdGXF2a9RPqgVTQHFn2K3ky/view?usp=drive_link

P-36 1-21 odd		 Quiz 0.11-0.13
TBA


Geometry
       Job descriptions, books, syllabus
Activ: Buffalo		 1.1 Points, lines, planes
salt/spag

https://drive.google.com/file/d/1Fc6gmL1XEwu4L1YGNtPeyReA6luKHBLi/view?usp=drive_link


13-47 odd		 Quiz 1.1-1.2
TBA


PreCalc
       Job descriptions, books, syllabus
Activ: broken circles		 10.1 Analytic geom
https://drive.google.com/file/d/1rI__3BALbrKnou96-TIQipbpeJED_5GO/view?usp=drive_link

WB 10.1
 Quiz 10.1-10.2
TBA


Algebra 1B
       Job descriptions, books, syllabus
Activ: crowd counting		 4.1 Graph y=mx+b

https://drive.google.com/file/d/1AWeUhDe6Y5UV5WWNFtVUgkpo1_aKzulu/view?usp=drive_link

WS skills 1-14		 Quiz 4.1-4.2
TBA


Trig
 		      Job descriptions, books, syllabus
Activity: siphoning
 Review Ch. 1

https://drive.google.com/file/d/1EbQXGKuHpFn5AhjZJDMRKD7wiku1Lume/view?usp=drive_link

https://drive.google.com/file/d/1LHwYfcLqCbKq7My1VxwDiBu-9OuxK7LK/view?usp=drive_link

SGR p. 57 eoo, 55-65 odd		 Quiz Ch. 1
TBA



Alg2		       Job descriptions, books, syllabus
Activ: spaghetti bridges		 Review Ch. 1

https://drive.google.com/file/d/18BoEvlg0JDcXv-IEa4Nx7exqe9tvsczR/view?usp=drive_link

PT p. 53
 Quiz 2.1-2.2
TBA




Family Math

       Intro & setup period 2
Schedule		 Starting week of 9/8 TBA
             


 

 Email: cindy.kroon@k12.sd.us    K12 Data Center      DDN   Common Core Standards (CCSSM)