Edited to “what should I do for the third square?”

Shat should I do for the third square?

Thank you Any suggestions for the third square?

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𝓖𝓻𝓮𝓪𝓽 𝓳𝓸𝓫 𝓬𝓸𝓷𝓰𝓻𝓪𝓽𝓾𝓵𝓪𝓽𝓲𝓸𝓷𝓼 𝔂𝓸𝓾 𝓭𝓲𝓭 𝓪 𝓯𝓪𝓷𝓽𝓪𝓼𝓽𝓲𝓬 𝓳𝓸𝓫😁😄😃😃

Second square, done. What should I do for the third one?