For Understanding Hard Topics
1. Claude (Anthropic)
Exceptional at patient step-by-step explanations and working through long documents — paste an entire chapter and ask for a study guide. Generous free tier.
2. ChatGPT (OpenAI)
The all-rounder. Great at "explain it like I'm 12", practice questions, and voice conversations for language practice.
3. BitWithBite AI Tutor
Our own free AI tutor is tuned for one job: teaching beginners to code without giving the answer away — it guides, hints, and quizzes instead of just solving.
4. NotebookLM (Google)
Upload your notes and textbooks; it answers only from your sources and can generate an audio-podcast summary of them. The best "study my own materials" tool ever made.
For Maths & Science
5. BitWithBite Math Solver
Step-by-step maths solutions that show the working, free, in your browser: try it here.
6. Wolfram Alpha
The gold standard for computation — graphs, equation solving, unit conversion. The free tier answers; showing full steps needs Pro, so pair it with a solver that shows work.
For Research & Writing
7. Perplexity
AI search that cites its sources — the responsible way to research. Always click through to the citations before you quote them.
8. Grammarly (free tier)
Grammar and clarity checking as you type. The free tier is enough for essays.
9. Zotero + AI plugins
Free reference manager for serious students; newer AI plugins summarize saved papers.
For Memorising & Studying
10. Quizlet (free tier)
Flashcards with AI-generated sets from your notes. Spaced repetition is still the most evidence-backed study technique in existence.
11. Anki
Completely free, open source, and the most powerful spaced-repetition system available. Steeper learning curve, lifetime payoff.
12. Canva Magic Studio (free tier)
AI-assisted presentations, posters and infographics — for when the project is graded on the poster too.
| Need | First choice | Backup |
|---|---|---|
| Explain a hard concept | Claude | ChatGPT |
| Learn to code | BitWithBite AI Tutor | ChatGPT |
| Study my own notes | NotebookLM | Claude |
| Maths with steps | Math Solver | Wolfram Alpha |
| Research with sources | Perplexity | NotebookLM |
| Memorise for exams | Anki | Quizlet |
The 3 Rules (So AI Helps Instead of Hurts)
Struggle first, ask second
Attempt every problem for 10 minutes before asking AI. The struggle is where learning happens — AI should unblock you, not replace you.
Ask for explanations, not answers
"Explain why my code fails" teaches you. "Write my code" teaches the AI. Same for essays: outline and critique — yes; ghost-writing — you're paying tuition to learn nothing.
Verify before you cite
Every AI still makes things up sometimes. Any fact going into homework gets checked against a real source (Perplexity's citations make this fast).
Students who outsource their thinking to AI perform measurably worse on exams — where the AI isn't there. Use these tools like a gym spotter, not a forklift.
· · ·
What to Take Away
The Essential Points
- Four categories cover everything: tutoring, maths, research, memorising — pick one tool per category
- NotebookLM for your own notes and Anki for exams are the two most underrated free tools
- Struggle first, ask for explanations not answers, verify before citing
- Learning to code? Start with the free Python course and keep the AI Tutor open beside it