By Terry Bartelt, Pat Jensen
In this learning module, you'll explore what electrical grounding is, how it works, and some real-world applications.
Electrical PPE Mini Sim
By Excelsior College
This activity is a simulation that allows the learner to practice personal protective equipment tasks.
Explore some common hand tools you’ll use both at home and at work.
By Randy Lorge
In this animated object, learners examine how hydraulic jump affects drain flow and pneumatic pressures in the drain system.
Identifying Hand Tools by Function
In this quiz you'll identify common hand tools by their function.
Identifying Hand Tools by Name
In this quiz, you'll practice identifying hand tools by name.
Ladder Safety and Fall Protection
Explore how to prevent injuries caused by falling from ladders or elevated heights by looking at the parts of a ladder, ladder safety rules, and personal fall protection systems.
Test your skills at reading a ruler.