1. color rainbow song
https://www.youtube.com/watch?v=mXtpjBzPMeY
2. color mixing
https://www.youtube.com/watch?v=ybt2jhCQ3lA&t=16s
3. color worksheet 01
https://www.liveworksheets.com/is1012814sj
4. color worksheet 02
https://www.liveworksheets.com/cs2121392rn
5. color worksheet 03
https://www.liveworksheets.com/ul2234712fe
6. color worksheet 04
https://www.liveworksheets.com/eo2234891bx
7. color worksheet 05