The past tense of throw one's toys out of the cot is threw one's toys out of the cot.
The third-person singular simple present indicative form of throw one's toys out of the cot is throws one's toys out of the cot.
The present participle of throw one's toys out of the cot is throwing one's toys out of the cot.
The past participle of throw one's toys out of the cot is thrown one's toys out of the cot.