Round
and
Round
with wheels and axles

Going to faraway places or just stepping in and out, ease of motion is what this simple machine is all about.

By Glen Phelan

Wheel and Axle

Simple  
Machines

Explorer magazine’s six‑part series

Simple Machines

Explorer magazine’s six‑part series

lever
inclined plane
Wedge
screw
wheel and axle

This edition

pulley

Human Journey

Physical Science

Before you do the science activity at the end of this article, think about how you will record the results.

Go to article: TrailblazerGo to article: In This IssueGo to article: Lions on the LooseGo to article: A Fish Out of Its Waters & Getting a Fin-hold - Lions on the LooseGo to article: How Bad Is It & New Rules - Lions on the LooseGo to article: Deadly Predator - Lions on the LooseGo to article: Searching for Solutions, Fishing Tournaments, A Fishy Fare and Setting a Trap - Lions on the LooseGo to article: Simple Machines - Round and Round with Wheels and AxlesGo to article: It's Simple and Machines That Go Round - Simple Machines: Wheels and AxlesGo to article: Wheels That Don't Roll, Wheels and Axles Can Be Fun and Going Along for the Ride - Simple Machines: Wheels and AxlesGo to article: Getting in Gear - Simple Machines: Wheels and AxlesGo to article: Saving HistoryGo to article: Preparing for Important Guests and Ford's Theatre - Saving History Go to article: To Protect and Preserve, The Path to Preservation and My Career - Saving HistoryGo to article: Explorer ClassroomGo to article: The End