Assistant
It knows your decks, notes, lessons, mastery, and calendar. A general chatbot is starting from nothing every time.
Make me a deck for AP Bio Unit 3 and plan the two weeks before the exam.
Here's a deck for cell transport, plus a two-week timeline to Friday the 15th.
The deck leads with the four transport mechanisms, because that is where the free-response points usually sit. Tonicity and water potential come after, once the vocabulary is stable.
New deck
5 cards
Selective permeability
Small nonpolar molecules cross freely; ions need a protein.
Facilitated diffusion
Down the gradient, through a channel, with no ATP spent.
Water potential
Pressure plus solute potential; water runs from high to low.
Hypertonic solution
More solute outside, so water leaves and the cell shrivels.
Sodium-potassium pump
One ATP moves three Na⁺ out and two K⁺ in.
Everything in it
Two things separate it from a chat window in another tab: it can see your work, and it can change it.
Context is the whole argument. This is what it can see.
It knows which cards you keep missing, so it opens with those instead of asking what you need.
Open the Assistant inside a lesson and it answers about that lesson, at that point in it.
Ask about something you wrote three weeks ago and it can find it and reason over it.
It can see what is due and what you have scheduled, which is why its plans are not fantasy.
Paste a syllabus, a reading, or your own text and ask questions against it.
The default is help you can learn from. That is a deliberate product decision.
The next step, not the answer, so you keep the part of the problem that teaches you something.
Show your working and it tells you where the logic actually broke, which is usually earlier than you think.
It generates questions on what you are studying and marks them, which is closer to a tutor than a search box.
Ask for a simpler version, an analogy, or the formal statement. Same idea, different door.
Answers are cheap. These change something in your account, with your approval.
From a lesson, a note, or a topic. It shows you the cards, you decide what is saved.
Describe the week and it lays out study blocks in Plan, weighted toward your weak skills.
Save any reply straight into a note, so the good explanation is not lost in a scroll-back.
Turn something long into the version you can revise from, with the structure kept.
It carries what you are working on between conversations, and you can see and clear what it kept.
One tap from the header on any screen. It arrives with the context of wherever you were.
The Nook has an Assistant panel, so you can ask a question without leaving the block you are working.
Past threads are kept and grouped by age, so you can go back to the explanation that worked.
AI can be wrong, and Slate says so where it matters rather than in a footer nobody reads.
What you study, write, and ask is yours. It is not used to train models.
AI actions are counted and shown. You are never guessing whether the next question costs something.
The difference
Nothing here is about a better model. It is about what the model can see before it answers.
You get a competent, general explanation. Correct, and identical to the one everyone else gets.
It has your card history, so it opens on water potential, which is the bit you have got wrong three times.
Four cards on the distinction, drafted and shown to you. One tap and they are in the deck you already study.
A twenty-minute block on Thursday, placed where you are actually free, targeted at that skill.
A good explanation is worth more than the conversation it happened in. Save a reply into Notes and it lands in your library as a real note, editable, searchable, and ready to turn into cards.
Osmosis lab: potato cores
At what sucrose concentration does a potato core neither gain nor lose mass?
Six 3 cm cores, blotted and massed, then left 24 hours in 0.0, 0.2, 0.4, 0.6, 0.8, and 1.0 M sucrose. Re-massed and converted to percent change.
| Sucrose (M) | Mass change |
|---|---|
| 0.0 | +18.4% |
| 0.2 | +7.1% |
| 0.4 | −1.9% |
| 0.6 | −9.6% |
| 0.8 | −15.2% |
The line crosses zero near 0.35 M, so that is the point where the sucrose solution and the potato cytoplasm sit at the same water potential. Below it the tissue is hypertonic and takes water in; above it the solution is hypertonic and pulls water out.
The Assistant is only as good as its context, which is the real reason all of this lives in one app.
40 AI actions a month on the free plan, no card needed. Plus and Pro raise the ceiling.