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LewisLab

How to use LewisLab

Two guides, each built around the things you actually do. Pick yours and start at the first task, or jump to the one you need.

For students

Learn and practise

Join a class and finish its assignments, practise any way you like, and look anything up. The tools work without an account.

Start with: join your class

All tasks in the student guide

  1. Join your classYour class and its assignments appear on your dashboard.
  2. Do an assignmentEvery problem answered and the assignment handed in.
  3. Practise on your ownYou have picked the practice that fits what you want to get better at.
  4. Draw a structure in the editorA Lewis structure you built yourself and checked.
  5. Look up a compoundA structure, its shape and its numbers, with the reasoning.
  6. Look up a word, a rule or an elementThe idea open beside your work, without losing your place.
  7. Keys, settings and when something looks wrongYou know the shortcuts, where your preferences live and what to try first.

For teachers

Run your classes

Set up a class, build and publish assignments in five activities, correct them once they are out, read the results and close the class when it ends.

Start with: set up a class

All tasks in the teacher guide

  1. Set up a classA class with a join code your students can use.
  2. Build an assignmentA draft or published assignment with the problems, dates and grading you chose.
  3. Preview, then publishAn assignment your class can open, that you have tried yourself first.
  4. Change an assignment that is already outA correction made without losing anyone's work.
  5. Read the resultsYou know how the class is doing, who needs a look, and every score is marked.
  6. Finish a classThe class is out of the way, with everything kept, or gone for good.
  7. What LewisLab does not doYou know what is not there before you look for it.

Anywhere on the site, press Cmd+K or Ctrl+K to search. The keyboard shortcuts and the cheat sheets are one click away.