Intro to Computational Thinking & Data Science
(Fall 2025)

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Announcements

Lectures

Mon and Wed
11-12:30pm in 34-101
(No recordings available)
Slides and Code
In calendar below

Office Hours in 38-370

Start Sept 4
Mon-Thu: 11am - 9pm
(Closed during MW 11am-1pm)
Fri: 11am - 4pm

This Week's Pset

Problem Set 3
Due: Oct 27, 2025 at 09:00PM

Recitations

Noted on calendar (and optional)

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Calendar and Materials 6.100B – Fall 2025


Monday
Tuesday
Wednesday
Thursday
Friday
9/1
9/2
9/3: Lecture 1
Intro to computational modeling, optimization problems, knapsack problems
Readings: Ch 14.1
Lec 1 Finger Ex. out Pset 0 out
9/4
9/5 Pset 0 due at 9PM No checkoff for Pset 0
9/8: Lecture 2
Solving knapsack, trees, brute force, exponential complexity, greedy algorithms, intro to dynamic programming
Readings: Ch 14.1
Microquiz 0 not graded, demonstrates microquiz mechanics, available during 4:30-9:30PM
Lec 1 Finger Ex. due at 4PM Lec 2 Finger Ex. out
9/9
9/10: Lecture 3
Dynamic programming, top-down, bottom-up, applied to knapsack, applied to spelling correction, related problems
Readings: Ch 15
Lec 2 Finger Ex. due at 4PM No Lec 3 Finger Ex. Pset 1 out
9/11
9/12
9/15 No class, pset work
9/16 No class, pset work
9/17: Optional recitation 1
(held instead of normal class)
 No class, pset work
9/18 No class, pset work
9/19 Last day we accept adds. No class, pset work
9/22: Lecture 4
Stochastic thinking, simulation models, roulette
Readings: Ch 17
Microquiz 1 25 minutes at the end of class
Lec 4 Finger Ex. out Pset 1 due at 9PM
9/23 Pset 1 Checkoffs start
9/24: Lecture 5
Standard deviations, empirical rule, random walks
Readings: Ch 19, 16
Lec 4 Finger Ex. due at 4PM Lec 5 Finger Ex. out
9/25
9/26
9/29: Lecture 6
Ideal gas law simulation, estimating pi, start graphs
Readings: Ch 18
Lec 5 Finger Ex. due at 4PM No Lec 6 Finger Ex. Pset 2 out Pset 1 Checkoff due at 8PM
9/30 No class, pset work
10/1: Optional recitation 2
(held instead of normal class)
 No class, pset work
10/2 No class, pset work
10/3 No class, pset work
10/6 No class, pset work
10/7 No class, pset work
10/8: Lecture 7
Graphs, shortest path problems
Readings: Ch 14.2
Microquiz 2 25 minutes at the end of class
Lec 7 Finger Ex. out Pset 2 due at 9PM
10/9 Pset 2 Checkoffs start
10/10
10/13 Holiday, no class or OH
10/14
10/15: Lecture 8
Dijkstra, graphs as a modeling tool,
Readings: no reading
Lec 7 Finger Ex. due at 4PM No Lec 8 Finger Ex. Pset 3 out Pset 2 Checkoff due at 8PM
10/16
10/17
10/20 No class, pset work
10/21 No class, pset work
10/22: Optional recitation 3
(held instead of normal class)
 No class, pset work
10/23 No class, pset work
10/24 No class, pset work
10/27: Lecture 9
Curve fitting, linear regression, over fitting, training, validation and test
Readings: Ch 20
No Lec 9 Finger Ex. Pset 3 due at 9PM
10/28 Pset 3 Checkoffs start
10/29: Lecture 10
Data modeling more generally. Sampling, distributions, correlations
Readings: Ch 20
Microquiz 3 25 minutes at the end of class
No Lec 10 Finger Ex. Pset 4 out
10/30
10/31
11/3 Pset 3 Checkoff due at 8PM No class, pset work
11/4 No class, pset work
11/5: Optional recitation 4
(held instead of normal class)
 No class, pset work
11/6 No class, pset work
11/7 No class, pset work
11/10 Holiday, no class or OH
11/11
11/12: Lecture 11
Standard error, p-values, Statistical fallacies
Readings: Ch 21, 22
Lec 11 Finger Ex. out Pset 4 due at 9PM
11/13 Pset 4 Checkoffs start
11/14
11/17: Lecture 12
Machine learning, decision trees, random forests
Readings: Ch 24
Lec 11 Finger Ex. due at 4PM Lec 12 Finger Ex. out
11/18
11/19: Lecture 13
More ML, evaluating classifiers, wrapup
Readings: Ch 26
Lec 12 Finger Ex. due at 4PM No Lec 13 Finger Ex. Pset 5 out Pset 4 Checkoff due at 8PM Drop deadline
11/20
11/21
11/24: Lecture 14
Quiz
Readings: no reading
Microquiz 4 45 minutes at the beginning of class
No Lec 14 Finger Ex.
11/25 No class, pset work
11/26 No class, pset work
11/27 Thanksgiving, no class or OH
11/28 Thanksgiving, no class or OH
12/1 No class, pset work
12/2 No class, pset work
12/3 No class, pset work
12/4 No class, pset work
12/5 Pset 5 Checkoffs start Pset 5 due at 9PM
12/8
12/9 Pset 5 Checkoff due at 8PM
12/10
12/11
12/12