Octopus Education
Four learning apps, one subscription: Math, Code, Science and Electronics.
One account, one price, cancel whenever you like.
See pricing
What is in it
📐 Math
A maths tutor.
- Lessons with a plain-English “why it matters”, the logic, and a worked example
- A built-in exercise bank you can answer by typing, on a sketch pad or by photo
- Cheat sheets and revision index cards
- Maths rendered with LaTeX
- Calculus I, all sixteen chapters, plus Precalculus and more
💻 Code
Learn to code. It is not an IDE: nothing runs in your browser.
- Lessons in 21 tracks, from Python, JavaScript, C and Rust to SQL, Bash and Regex
- An exercise bank: type an answer or work it by hand
- Puzzles to stay sharp
- Term flashcards with spaced review
- Your progress follows your account across devices
⚗️ Science
Interactive chemistry.
- A colour-coded periodic table of all 118 elements
- Bond builder: Lewis structures, shapes and polarity
- Calculator with the working shown: molar mass, moles, gas law, titration
- Practice drills on naming, reactions and the mole, marked with the working
- Lessons that link straight to the matching drills
🔌 Electronics
A breadboard planner for real hardware.
- A virtual breadboard that models real tie-point strips and refuses placements that cannot exist
- A parts catalogue with the gotchas for each part
- Design review that flags wiring mistakes before you solder
- Generated firmware from your own pin assignments
- Published reference builds to start from
Some tutor features use an AI model, and AI can be wrong; the lessons and
exercise banks do not depend on one. See the privacy page.
Pricing
One subscription covers all four apps. Prices are in US dollars.
Yearly
$89 / year
Renews every year. Works out to about $7.42 a month.
Buy yearly
Launch offer: enter promo code LAUNCH5 at checkout for
$6 off your first payment
on either plan, so a first month costs $5.
Subscriptions renew automatically until you cancel. You can cancel at any time and
keep access until the end of the period you paid for. Payments are handled by
Stripe, so we never see your card number. See the
terms and refund policy.
What happens after you buy
- Stripe takes your payment.
- You land on a welcome page that shows your invite code. Keep it safe.
- Use the code to create your account at
auth.octopustechnology.net/register.
- Sign in and the four apps are unlocked on that account.
Lost your code, or something did not work? Contact support.