Learning platforms, science simulations, study and note-taking tools — what they actually do, what they cost after the introductory term, and whether a family needs them.
These three are compared constantly and they do not do the same thing. One sells live teachers, one sells practice with feedback, one sells a structured curriculum. Choosing between them starts with knowing which of those you actually lack.
Software can run the experiment you cannot build — a vacuum, a frictionless surface, a circuit that would catch fire. It cannot teach that glassware breaks. Here is where the line actually falls.
After the free trials end, most families are paying for two or three subscriptions they stopped opening months ago. Here is how to tell which online tools earn a renewal, and which ones duplicate something you already own.