A 100 watt panel produces an average of about 6 amps per peak sun hour, or about 30 amp-hours per day.
You can not connect filament lamps to a solar panel directly. They will short out the panel and the bulbs will not light.
What panels are you using? We have Rapid Education ones stick enough of them together should get something. Order Code: 37-0438
We attach the solar panel to a voltmeter and then vary the amount of light reaching it (desk lamp moved closer or further), or cover different proportions of the panel with paper. Different take but always produces results