How to Make Reinforced Cardboard

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Things You'll Need

  • White glue

  • Dowels

  • Hacksaw

  • Craft knife

  • Foam

Keep your moving boxes to use for craft projects.

When reinforced, cardboard can be a surprisingly versatile and strong material. The desire to recycle materials has resulted in a move to create household items and furniture from cardboard. Whether you are creating a playhouse, banner, prop or model, cardboard can be your environmentally friendly material of choice. Depending on the project, there are several ways to reinforce cardboard to make it stronger.

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Cardboard Sandwich

Step 1

Cut the cardboard to size and lay it down on your work surface so that the corrugation runs horizontally. Coat one side with white glue.

Step 2

Cut a matching piece of cardboard with the corrugation running vertically.

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Step 3

Sandwich the two pieces of cardboard together with the glue between. Leave it to dry.

Dowel Reinfocement

Step 1

Purchase dowels that are an appropriate diameter and length for your craft project. Cut them to size using the hacksaw.

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Step 2

Cover one side of the dowel with white glue.

Step 3

Stick it to the back of the cardboard. This is particularly good for bits of cardboard that branch off from the main body of the piece.

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Foam Sandwich

Step 1

Cut two pieces of cardboard that are the same size.

Step 2

Cut a piece of foam the same size as the two cardboard pieces. Cover one side of the foam with glue and stick the cardboard over it. Leave it to dry.

Step 3

Do the same with the other side so that you have foam in the middle of two pieces of cardboard.

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