ClassDojo

company on 8 shows · 36 statements across 3 episodes · said 103 times in 12 episodes since 2016

the Y Combinator Startup Podcast 45 In Depth 38 20VC 13 My First Million 2 Capital Allocators 2 the Pitch 1 Lenny's Podcast 1 TBPN 1

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2016 1 mention in 1 episode

every mention on every show, scene by scene, with the transcript →

36 statements about ClassDojo, every show

IN DEPTH Insight
Transforming an industry means serving consumers, not incumbent suppliers
“If you're building Airbnb and you want to transform hospitality, you don't start by selling software to hotels that might make hotels a little bit better, a little bit more efficient, whatever. But it doesn't massively transform the experience for the end user…”
Sam Chaudhary Sep 3, 2025 ▶ 4:09 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Opinion
Selling to US schools is like selling to 130K low-budget bureaucracies
“Selling to schools, it's a bit like selling to in the U S like a 130,000 pretty bureaucratic, very small businesses with not much budget.”
Sam Chaudhary Sep 3, 2025 ▶ 4:49 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Not checkable as stated
Series A investor rejected co-CEO structure to have someone to fire
“I remember in our series A, We had like an org chart because that seemed important to put in the deck when we turned up and we had like co-CEO on there for me and him. And one of the investors like this, what is this? Like, what is this nonsense? I need someon…”
Sam Chaudhary Sep 3, 2025 ▶ 16:19 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Supported
ClassDojo reached roughly 10,000 active teachers by YC Demo Day
“And then we turned up at demo day and we had this like crazy looking hockey stick job. We'd gone from zero to like, I think it was like, 10,000 teachers using it out of the gate.”
Sam Chaudhary Sep 3, 2025 ▶ 29:35 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Insight
The median parent receives meaningful school updates only twice a year
“The median experience of a parent is I don't know what's happening at school. I'd maybe go to a parent teacher conference once every six months. And sometimes I get a piece of paper home in a backpack.”
Sam Chaudhary Sep 3, 2025 ▶ 33:18 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Not checkable as stated
ClassDojo has never spent a single dollar on paid user acquisition
“To this day, we still haven't paid a dollar for user acquisition. So a hundred percent of our growth has been some combination of word of mouth, virality you know, some community stuff, like basically zero marginal cost programs.”
Sam Chaudhary Sep 3, 2025 ▶ 38:28 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Not checkable as stated
ClassDojo is currently used in 90% of US schools
“If you look now, Dojo's used in nine out of 10 schools in the country, and maybe two or three times as many as that internationally.”
Sam Chaudhary Sep 3, 2025 ▶ 39:57 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Insight
Chaudhary: Consumer apps should avoid tight specifications to allow emergent behavior
“In the consumer side of things, we're very careful not to overbuild and really tightly specify how you must use this product. We actually kept it kind of open to see what would emerge.”
Sam Chaudhary Sep 3, 2025 ▶ 41:34 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Not checkable as stated
One in five US families uses ClassDojo on a weekly basis
“Once we hit a certain level of scale, like in the US, you know, something like one in four, one in five families in America use Dogen every week.”
Sam Chaudhary Sep 3, 2025 ▶ 42:27 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Not checkable as stated
ClassDojo retained users at 6x the rate of typical consumer apps
“You see companies with consumer apps usually have five to 15% retention to 30 days later or something. And we were at like six X that like six months later, you know, and it was wild.”
Sam Chaudhary Sep 3, 2025 ▶ 44:14 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Supported
ClassDojo raised a Series C at year seven with zero revenue
“We got to seven years in, and we were 30 people, and we'd done the Series C at 30 people, right with zero dollars of revenue.”
Sam Chaudhary Sep 3, 2025 ▶ 44:42 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Partly supported
ClassDojo PLUS generated single-digit millions in its first year
“Year one was like single digit millions. Yeah. Yeah. It was 2020. But that's, that just scaled very quickly, like a growing percentage of our base was like, actually, I want this.”
Sam Chaudhary Sep 3, 2025 ▶ 48:40 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Not checkable as stated
Chaudhary: Millions of tutoring sessions have occurred on ClassDojo
“So they joined Dojo, rebuilt the product on Dojo and it's just exploded. You know, it's like millions of tutoring sessions happening on Dojo.”
Sam Chaudhary Sep 3, 2025 ▶ 52:14 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Supported
ClassDojo co-founder Liam Don helped build the iconic game RuneScape
“He'd helped build one of the world's biggest games for kids back in the day called RuneScape.”
Sam Chaudhary Sep 3, 2025 ▶ 56:16 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Assertion Open · timeframe Sep 2028
Sparks AI teaches kids early literacy in months without human intervention
“We can take a kid from not knowing how to read to early literacy in like three or four months in about 15 minutes a day with no humans involved. That's never been possible before.”
Sam Chaudhary Sep 3, 2025 ▶ 59:43 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Insight
Chaudhary: ClassDojo chooses candor over harmony when facing cultural trade-offs
“We have a value in the company we call candor over harmony. It's not that we don't like harmony, but it's like, if we have to pick as a trade-off, we'll pick candor.”
Sam Chaudhary Sep 3, 2025 ▶ 1:02:15 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Insight
Chaudhary: Choosing depth over product breadth was right for seven years
“There's always the choice to go deep or do you go broad. And it's basically almost always been right for us to go deep. And that's all we did for the first six or seven years until we found some like kernel of delight.”
Sam Chaudhary Sep 3, 2025 ▶ 1:05:10 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Insight
Companies decay when they tolerate errors of inaction while punishing initiative
“One of the pernicious things that companies get into is they start to tolerate errors of inaction. They're like, well, I didn't do anything, so I can't be wrong. And they start to punish errors of initiative and boldness.”
Sam Chaudhary Sep 3, 2025 ▶ 1:09:06 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
IN DEPTH Disclosure
ClassDojo mandates that over half its workforce must be former founders
“We basically just had the mandate. We're like, look, we're like more than half the company is going to be founders. I think it was more than two thirds at some point, but it's like, I'm one half is going to be founders or founding team members.”
Sam Chaudhary Sep 3, 2025 ▶ 1:09:32 Starting an education giant in a “bad market” | ClassDojo’s story | Sam Chaudhary (Co-founder & CEO)
MY FIRST MILLION Assertion Not checkable as stated
Edtech startup Synthesis hit millions in revenue in six months organically
“They have, like, super high retention, amazing revenue already in six months you know, doing multiple millions of dollars a year in revenue with zero dollars in paid marketing, and what seems like the perfect team, it's the guy who created the school at Elon's…”
Shaan Puri Apr 26, 2021 ▶ 30:07 Brainstorming Million Dollar Ideas with Elaine Zelby | My First Million Ep. #175
Y COMBINATOR Disclosure
Chaudhary: PG casually wrote an angel check picked up at his house
“Two days in PG is like, okay, I'm in and like, whatever, I'll write you guys a check and just come around and pick it up. And we're like, So we basically spammed PG for the best part of a week after already having a lot of funding. And then, yeah, then Liam bi…”
Sam Chaudhary Jan 24, 2018 ▶ 4:10 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Assertion Not checkable as stated
Chaudhary: ClassDojo growth mindset series reached about 15 million kids
“And it was crazy, because we'd never done anything like it before, and we didn't know how it would be used, but we ended up with something like, it's something, I think those videos have reached about, like, fifteen million kids now in classrooms.”
Sam Chaudhary Jan 24, 2018 ▶ 10:03 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Assertion Not checkable as stated
Chaudhary: 50 million kids have learned growth mindset via ClassDojo
“What we do know is that, like, you know, for fifty million kids, they've been exposed to the idea for growth mindset, and they're using the words in the classroom, and they're using things like you know, it's not that I can't do this yet.”
Sam Chaudhary Jan 24, 2018 ▶ 12:06 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Assertion Not checkable as stated
Chaudhary: ClassDojo interviewed 300 to 400 teachers before launch
“So, I spoke to, I think, three or 400 people on Skype calls, face to face in those seven weeks, and emailed a few thousand more.”
Sam Chaudhary Jan 24, 2018 ▶ 16:50 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Disclosure
Chaudhary: ClassDojo has dedicated full-time researchers at 30 employees
“We're only 30 people, but we may be unusual in that we have, like, research as a function in the company. Like, there are researchers in the company who spend all of their time talking to teachers.”
Sam Chaudhary Jan 24, 2018 ▶ 17:04 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Assertion Supported
Chaudhary: ClassDojo grew from 80 to thousands of users before Demo Day
“Yeah, so it was, like, roughly a month, like, four or five weeks or so, and it had gone from, like, 80 teachers, like, something, like, a few thousand people using it, and we were, like, this has just blown our minds, right?”
Sam Chaudhary Jan 24, 2018 ▶ 23:24 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Disclosure
Chaudhary: ClassDojo does not pay for user acquisition
“It's still primarily organic, and we still don't pay for user acquisition, so so it's all, like, word of mouth, but once it gets to a school, then we really support that mentor to spread the word and to bring other teachers along, if they think it's good.”
Sam Chaudhary Jan 24, 2018 ▶ 27:30 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Assertion Supported
Chaudhary: ClassDojo is in 90% of US K-8 schools
“So in the US we're in like, 90% of K through eight schools in the country now. Okay. Which is about a 100,000 schools or so.”
Sam Chaudhary Jan 24, 2018 ▶ 28:55 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Assertion Supported
Chaudhary: ClassDojo now has more international schools than US schools
“And then this is actually the first year that we're bigger internationally than in the US. So we've got more schools outside”
Sam Chaudhary Jan 24, 2018 ▶ 29:12 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Disclosure
Chaudhary: ClassDojo shares board decks and financials with all employees
“So internally in the company, everything is public. Like we board decks are public, financials are public. You have all the information to make like a globally optimal decision about what you should do next, rather than like just getting a sliver of informatio…”
Sam Chaudhary Jan 24, 2018 ▶ 31:40 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Chaudhary: At 25 employees, the founder's role shifts to building culture
“You get to about 25 people and your job shifts from building the product to building the culture, and it kind of stays there. And that's so true, right?”
Sam Chaudhary Jan 24, 2018 ▶ 33:48 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Disclosure
Chaudhary: Most ClassDojo employees read for at least an hour daily
“We have a pretty obsessive reading culture at Dojo. We have a book club every month, and like, most people like do, I think an hour or so of reading a day at least”
Sam Chaudhary Jan 24, 2018 ▶ 34:32 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Chaudhary: Monetizing classroom data with advertising is unacceptable for edtech
“And so when companies like are working in classrooms, I don't think that's acceptable at all. Like that's not like, that would be a really bad way to build and fund an education technology company.”
Sam Chaudhary Jan 24, 2018 ▶ 48:50 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Assertion Partly supported
Chaudhary: ClassDojo rewrote all policies in sixth-grade English for clarity
“Like we, you know, I know a few of us at least wrote our, rewrote all of our policies in like sixth grade language, or sixth grade level English, just so that anyone could understand them, right?”
Sam Chaudhary Jan 24, 2018 ▶ 49:09 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Chaudhary: Education innovation requires treating adoption as reversible Type 2 decisions
“It's one of the flaws with the current education system is that, I've already talked about one, which is that, like, there's often stagnation. You can't get new ideas implemented quickly. It's all like what would you call them? Like, type one decisions, right?…”
Sam Chaudhary Jan 24, 2018 ▶ 53:39 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator
Y COMBINATOR Disclosure
Chaudhary: ClassDojo monetizes via $10/month parent subscriptions, not school districts
“If we could just create value for parents, enough value that, like, there's something that they want to pay for. That could be interesting, and if it could be, like, relatively affordable on, you know, the order of 10 bucks, let's say. Like, a month, like, tha…”
Sam Chaudhary Jan 24, 2018 ▶ 55:40 It's Surprising How Much Small Teams Can Get Done - Sam Chaudhary of ClassDojo · Y Combinator

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