They should be provided with a wide range of edible materials.

Tree houses can be built with a wide range of materials.

This can be performed using a wide range of materials.

"A whole important range of materials has been brought into view."

Factors are provided for a wide range of basic materials and energy.

This is only correct over a certain range of conditions and materials.

There is a wide range of materials for wound dressing.

They are available in a wide range of materials, sizes and finishes.

It is important that young children should have the opportunity to handle and play freely with a whole range of materials.

Graham used a range of materials and scales in his work.