AI Tool Guides
Best for
Study explanations and revision quizzes
Works on
Browser, iOS, Android
Alternatives
Claude, Gemini, Copilot
Watch out
Hallucinations — always verify facts and citations
What It Does
OpenAI's flagship chat interface and the product that introduced most of the world to generative AI. The free tier gives access to GPT-4o mini and limited GPT-4o; paid plans unlock longer context, image generation with DALL-E, Advanced Data Analysis, and custom GPTs.
Setup in 5 Minutes
and click Sign up.
- Enter your email address, or continue with a Google, Microsoft, or
Apple account.
- Check your inbox for a verification email and click the link.
- Choose a display name and accept the terms of service.
- You land on the chat screen—type a message in the box at the
bottom and press Enter to send your first prompt.
Try This
Type "Explain photosynthesis to a 10-year-old in exactly three
sentences." Then ask ChatGPT to rewrite its answer for a university
biology student and compare the two responses.
Follow Along
Follow Along — Build a Revision Quiz.
- Copy the quiz into a document and answer every question yourself before looking at the answers.
- For each question you got wrong, reply: "Explain why option B is wrong and why the correct answer is right for question 3."
- Ask ChatGPT to generate 5 harder follow-up questions on the areas you found difficult.
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