At the E2BN conference I did a workshop looking at how technology can be used to support the early years curriculum.
As part of this I shared some suggestions for useful apps. While apps can be used by children individually I try to find ones that are open ended and can be used with other people.
This pdf has information about the apps that I talked about. They are great for supporting discussion, and for exploring imaginary worlds: EarlyYearsE2BN17