What time is it? Use this ESL presentation about clocks and watches to reinforce vocabulary for time-keeping devices. Wall clocks, stopwatches, and even cuckoo clocks make up this series of slides. Each slide features one kind of clock...

Definite (the) and indefinite articles (some/a/an) are the subject of a presentation that details the rules for how these parts of speech are used. It offers clear models and notes the exceptions to the rules as well. Viewers are sure to...