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| Cubus Elteknik | Hjemmeside med emner inden for elfaget. http://cubus-adsl.dk/elteknik/ |
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| Musical pieces | Videos with classical pieces played on piano. Links to sheet music. http://cubus-adsl.dk/musical_pieces/ |
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| Multi-way switching | How to wire several switches to be able to turn the light on and off from various locations. http://cubus-adsl.dk/eng/multiway_switching.php |
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| James Watt og Dampmaskinen | En levnedsbeskrivelse om James Watt i form af et skrift på 44 sider fra 1872. http://cubus-adsl.dk/james_watt/ |
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