Our world today is driven by technological innovations that have taken over all aspect of human endeavours and making life and task easier to accomplish within a space of time. The improvements that technology has brought and is still bringing to our society cannot be overemphasized. This improvement is still a continuous process as divers technologies are emerging on daily basis, at low cost and in portable forms, making it accessible and affordable for different class of the human race. Internet of Things (IoT) is a fast emerging technology with the promises of significant benefits to individuals, homes, companies, institutions and the whole world at large. The technology behind IoT is driven by various technological force such as smart devices, wireless network, pervasive connectivity and so on. It is indeed as promising technology, but as promising as this technology is there are associated challenges. This paper looks at some of the benefits attached to Internet of Things especially in educational sector and also considers the challenges and security issue.