Knapsack facts for kids

The word knapsack can mean:

• a backpack
• the knapsack problem, a math problem

• the subset sum problem, a special case of the above
• Naccache-Stern knapsack cryptosystem, a cryptosystem based on the knapsack problem

• an American band, Knapsack (band)

Images for kids

• 

  A modern Deuter backpack

• 

  Swiss army backpack c. 1960

• 

  Integrated bearer (internal) frame

• 

  Frameless backpack

• 

  A back frame with shelf used to carry loads in the Allgäu, where it is known as a Reff

• 

  Two examples of external frame backpack designs dating to the 1860s

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  Modern frame

• 

  Backpack with non flexible composite straps

• 

  Daypack

• 

  School bag

• 

  Loose carrying

• 

  Luggage and backpacks

See also

In Spanish: Mochila para niños