A complete page of explanation precedes a sheet with eight confusing sentences that learners revise for clarity. You could show the first page to your class, or just use it as a guide for direct instruction on the issue of clarifying...

On one condition ... explore how to use conditionals within conditionals. Scholars apply conditional statements to improve upon the app they built during a previous lesson. They also learn about nested conditionals in the 11th lesson of...

Calling itself "unique," Bob's is easy to use, with cross-links throughout, phonetic pronunciation guides when necessary, and many examples and quotations. Click on the letter and scroll for the word.