As the GSoC 2019 project, multiple datasets have to be implemented for the following activities.
- [x] Money.
-- [x] Money with Cents.
-- [x] Give tux his change.
-- [x] Give tux his change, including cents.
- [x] Number with Dices.
-- [x] Number with Dices.
-- [x] Number with Domino.
- [x] The magician hat
-- [x] The magician hat plus.
-- [x] The magician hat minus.
- [ ] Calendar
-- [ ] Calendar
-- [ ] Find the date
- [ ] Numbers in order
-- [ ] Numbers in order
-- [ ] Alphabet Sequence
-- [ ] Even and odd numbers
- [ ] Practice addition with target game