Charter · Maryland · 680 students

59% more growth than projected, for $41 a student

“If you go large with AI tutoring, you can dramatically reduce your cost per student, and you can do it on demand, so you’re not so tied to scheduling. Scheduling is frankly the biggest barrier to providing high-dosage tutoring. That’s where the potential is.”

59% more growth than projected, for $41 a student
Duane Arbogast, Strategic Consultant College Park Academy, Maryland
$41 a student for the year
3,482 one-on-one sessions attended
129 students given one-on-one tutoring
85% of confidence check-outs ended as or more confident
The national benchmark for high-dosage tutoring is $1,000 to over $3,000 a student. College Park ran two sessions a week for a whole grade with Skye at $41 a student for the year.
TSL platform data, Feb 2026 to Oct 2026 · cost per student: reported by the school · benchmark: Stanford NSSA District Playbook for High-Impact Tutoring · confidence: students say how confident they feel at the end of each session
Measured impact

What College Park measured

Measure Result
Growth for the whole 6th grade, fall to spring +17.2 RIT points, against 10.8 projected
Students meeting or exceeding their growth projection 69%, against 50% expected
Percentile for growth 66th, versus the 50th percentile average
Extra learning gained in one semester +5.4 months, 3.3 on the most conservative reading
NWEA MAP math scores, fall to spring 2026, analyzed across the 107 sixth graders with both a fall and a spring score. A pre-post comparison against NWEA’s national growth norms, not a controlled trial. Students who did very few sessions grew below the norm; those who attended regularly grew well above it.
The challenge

Math is our weakest area, and it starts early

The area we think is weakest for us is mathematics, and the challenges start early. Our entering 6th graders often lack foundational skills, number sense, how numbers work, and they aren’t used to talking about mathematics or seeing the world through a mathematics lens.

So when we get into grade-level content, there’s a huge gap between grade-level expectations and a poor mastery of foundational skills. It’s like the equalizer bars on a stereo: which bar do you move up and down to balance the need for foundational skill and the need for grade-level content? That’s the balancing act our teachers face every day.

The decision

I test-drove it in the sandbox

We use an online curriculum, and this was actually the first year we started both a new math curriculum and Skye. When I heard Skye was an AI tutor, I wanted to test-drive it, so we got access to the sandbox. I was looking at the latency, the mathematics language, and the kinds of prompts it used.

“I was pretty impressed with the mathematics language of Skye, and with the rigor of the questions it was asking. That’s a significant difference between what Third Space is doing and what other groups are doing.”

The results

The only students who grew below the norm did few sessions

After one semester with Skye, our 6th graders grew 17.2 RIT points from fall to spring against a projected 10.8, placing the cohort at the 66th percentile for growth. 69% of students met or exceeded their growth projection, against the 50% you’d expect.

And volume made the difference in our results. The only students who grew below the national norm were the ones who did a low number of sessions. Students who did more than 20 sessions grew well above projection.

Students who did more than 20 sessions grew well above projection

Mean RIT growth, fall to spring, by Skye sessions attended. The dashed line is NWEA’s projected growth of 10.8. Bands cover all 109 students who took part; the growth figures above cover the 107 with both a fall and a spring score.

0510152025
NWEA projected growth (10.8)
8.5n=10
20.1n=35
15.3n=48
21.9n=16
11–20
21–30
31–40
41–57
Skye sessions attended (band)

Lowest-dosage students likely overlap with lower school attendance and engagement, so more sessions alone would not necessarily close the gap. The relationship is a general trend, not a straight line.

The set-up

Scheduling is where AI tutoring proved its worth

Alongside Skye in 6th grade, we also ran face-to-face tutoring with college students in 7th and 8th grade, and the logistics were a constant battle. We couldn’t start until February, college and school schedules never quite lined up, and we simply couldn’t get the hours in.

By comparison, Skye is far easier to schedule, and with high-dosage tutoring, getting the scheduling right is usually the hardest part. We ran two sessions a week for our 6th graders: one during a music lesson, with the music teacher as the adult in the room, and one during math.

Advice

Protect the minutes

One thing I’d tell any school is to protect the minutes. We call it a 45-minute session, but in practice it isn’t. Some kids get their computer out and start right away, while others don’t begin until they’re prompted once or twice, and there’s always someone wrestling with a headphone or a login. Having an adult walk around, put a finger on it, and prompt keeps everyone moving.

That points to the biggest piece of advice I’d give. After COVID, a lot of schools invested heavily in online math programs, and too often teachers quietly hand the responsibility over to the platform, which is exactly why those programs fail. Schedule it so the adults in the room stay involved, don’t expect the kids to do it alone, and build in a rhythm of accountability. Even a simple milestone check every few weeks, where the adults in the building have to engage with how the kids are actually doing.

What’s next

We’re definitely going to roll it out further

For me, the benefits of AI tutoring come down to scale and flexibility. Looking further ahead, I think an AI program could eventually build a really rich profile of a student, addressing both foundational gaps and grade-level content at once in a way most online math platforms simply don’t.

Now that the 7th and 8th grade content is available, we’ll be expanding Skye to our 6th, 7th and 8th graders next year, and using what we’ve learned about which students benefit most to be far more deliberate about how we group and schedule them.

Duane Arbogast, Strategic Consultant, College Park Academy
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