What's New

This app has been updated by Apple to display the Apple Watch app icon.

Updated for new iOS and new devices.

App Description

"Simple Machines by KIDS DISCOVER is a brilliantly designed app that keeps both kids and adults longing to learn more." - KinderTown

"My 5-year-old son needs to know how everything works. After fully exploring the app he walked around the house pointing out all of the simple machines we have in the house... another All-Star app from KIDS DISCOVER." - Emily, iPadkids.com

What do levers, wheels, screws, wedges, and pulleys all have in common? They are all simple machines! Simple machines are devices that make work easier, and they can be found all around you.

In this app you'll learn about:
• What a Simple Machine Is
• Levers
• Wheels
• Pulleys
• Planes
• The Wedge
• The Screw

Features include:
• Interactive 3-D models
• High-definition video
• Hi-res photographs, cartoons, and animations
• Easy-to-read, accessible writing
• Quizzes, puzzles, and other fun games
• Plus…optimized for the iPad Retina display

KIDS DISCOVER has been creating award-winning content for kids for over 20 years. KIDS DISCOVER apps are always AD-FREE.

Other great apps from KIDS DISCOVER include:

• American Revolution
• Ancient Greece
• Ancient Egypt
• Antarctica
• Cells
• Civil War
• Constitution
• Ecology
• Electricity
• Energy
• Extreme Weather
• Geography
• Geology
• Galaxies
• Matter
• Roman Empire
• Space
• Sun
• Washington, D.C.
• And More!

To learn more about us and our mission to inspire kids, feed their natural curiosity, and instill a love of reading and learning, please visit us at www.kidsdiscover.com.

iPad Screenshots

(click to enlarge)

Simple Machines by KIDS DISCOVER screenshot 1 Simple Machines by KIDS DISCOVER screenshot 2 Simple Machines by KIDS DISCOVER screenshot 3 Simple Machines by KIDS DISCOVER screenshot 4 Simple Machines by KIDS DISCOVER screenshot 5

App Changes

  • June 11, 2014 Initial release
  • October 10, 2014 Price decrease: $3.99 -> $2.99
  • October 12, 2014 Price increase: $2.99 -> $3.99
  • October 22, 2014 Price decrease: $3.99 -> $1.99
  • November 05, 2014 Price increase: $1.99 -> $3.99
  • December 31, 2014 Price decrease: $3.99 -> $2.99
  • January 04, 2015 Price increase: $2.99 -> $3.99
  • March 24, 2015 Price decrease: $3.99 -> $2.99
  • March 28, 2015 Price increase: $2.99 -> $3.99
  • October 07, 2015 Price decrease: $3.99 -> $2.99
  • October 12, 2015 Price increase: $2.99 -> $3.99
  • December 05, 2015 Price decrease: $3.99 -> $2.99
  • June 15, 2019 New version 3.0
  • June 15, 2019 Price increase: $2.99 -> $3.99
  • June 16, 2019 Price increase: $2.99 -> $3.99