Getting Started with EF Core on .NET Core
These 101 tutorials require no previous knowledge of Entity Framework Core or Visual Studio. They will take you step-by-step through creating a simple .NET Core Console Application that queries and saves data from a database. The tutorials can be completed on any platform supported by .NET Core (Windows, OSX, Linux, etc.).
You can find the .NET Core documentation at docs.microsoft.com/dotnet/articles/core.