If you want to sing like Dick Van Dyke, the first thing you should do is listen to how he sings. He is best known for his performances in classic musical movies like Mary Poppins and Chitty Chitty Bang Bang. Dick Van Dyke has a cheerful and dynamic voice with a clear and bright sound.

One of his unique vocal techniques is his use of "talk-singing," a style in which he speaks rhythmically in time with the music instead of singing traditional melody lines. This style can be heard in his performances of "Supercalifragilisticexpialidocious" and "Chitty Chitty Bang Bang."

To learn to sing like Dick Van Dyke, follow these tips:

1. Practice breathing exercises to improve your breath control and stamina while singing, refer to Breath support.
2. Work on your enunciation and articulation to clearly express the lyrics as Dick Van Dyke is known for his charming accent, consult Articulation.
3. Try practicing singing along with a recording of Dick Van Dyke's songs, such as "Chim Chim Cher-ee" from Mary Poppins or "Hushabye Mountain" from Chitty Chitty Bang Bang.
4. Experiment with adding a bit of "talk-singing" to your performance like Dick Van Dyke did.
5. Pay attention to the placement of your voice and try to imitate the clear and bright sound of Dick Van Dyke’s singing. You can practice with Vocal Pitch Monitor.

In summary, if you want to learn to sing like Dick Van Dyke, focus on breath control, articulation, and clear vocal placement. Use the resources on Singing Carrots like Vocal range test, Pitch training, Search songs by vocal range and Educational singing course to further develop your singing skills.