Crickets can also be purchased at most pet stores. Have students catch different insects and see what the spiders will eat. Some spiders need water. This can be provided in a small dish or a in a moist piece of cotton or tissue. If a spider dies or if you wish to build an archive collection, you will need to preserve specimens.
Spiders are very soft bodied and shrivel terribly if left to dry like insect specimens.
It is best to put the spider in alcohol in a vial. Store your spiders with labels, either done in alcohol-proof ink or pencil. All rights reserved.