The Ledger
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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.”
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…”
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.”
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.”
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.”
Two-thirds of ClassDojo Tutor customers had never hired a private tutor
“But the thing that really blew me away was something like two out of three families paying for that had never paid for a tutor before in their lives.”
Chaudhary: Most EdTech companies remain small and fail to scale
“Most education companies basically just like remain small businesses. Yeah. They never reach billions of people. They never reach tens of billions in revenue. They never reach hundreds of billions in market cap.”
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.”
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.”
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.”
Chaudhary: 70% of education spending goes to personnel, leaving little for tech
“I think the number that's quoted usually is like three percent ish of GDP, but 70% of that is on salaries and benefits and people, right? And then there's a good chunk that goes into facilities and buildings. And so by the time you get to like, what could you …”
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.”