Taking your academic career beyond this country might be difficult if you dont have the right information. If your plan is to school in US then, you will be require to write GRE and TOEFL. register for your GRE/TOEFL iBT with easy. 
GRE @50k TOEFL @50k.
Registration comes with preparation kits which will be sent to you free of charge anywhere in Nigeria. 

Note that no payment is require until you confirm your registration. 
You can also come down to our office @ No. 14, Toye Street, Off Adigbe Road Ibara, Abeokuta, Ogun State.
office number: 09057708944
Whatsapp : 08061244949