Canadian Embassy in Lagos can help you about Canadian student visa matters. To apply for a visa you must all required documents and a bank draft to following postal address:

Deputy High Commission of Canada
Visa Section
P.O. Box 54506
Ikoyi Lagos

Telephone: 234-1-262-2512
Fax: 234-1-262-2516
E-mail: lagos.immigration@international.gc.ca

Send your following documents to apply for a visa:

Bank draft to pay visa application fee
Complete visa application form
Valid passport
Passport photographs
Financial proof to show financial ability to study and live in Canada
Previous academic transcripts

With these documents you may send you application for visa. Consulate office usually takes 2 weeks to make decision on your visa application.