{"openapi":"3.1.0","info":{"title":"4th Grade Math Practice Tutor","description":"Generates 4th-grade math practice problems (addition, subtraction, multiplication, long division, fractions, decimals, place value, geometry, word problems) with instant feedback, hints, step-by-step solutions, and adaptive difficulty.","version":"1.0"},"servers":[{"url":"https://dabbled.ai"}],"paths":{"/apps/4th-grade-math-practice-tutor":{"get":{"operationId":"4thGradeMathPracticeTutor","summary":"Generates 4th-grade math practice problems (addition, subtraction, multiplication, long division, fractions, decimals, place value, geometry, word problems) with instant feedback, hints, step-by-step solutions, and adaptive difficulty.","parameters":[{"name":"topic","in":"query","required":false,"description":"Math topic","schema":{"type":"string","enum":["all","addition","subtraction","multiplication","division","fractions","decimals","place_value","geometry","word_problems"]}},{"name":"difficulty","in":"query","required":false,"description":"Starting difficulty (1–10)","schema":{"type":"number"}},{"name":"num_problems","in":"query","required":false,"description":"Number of problems","schema":{"type":"string","enum":["5","10","20"]}},{"name":"problem_type","in":"query","required":false,"description":"Problem type","schema":{"type":"string","enum":["open","mc"]}},{"name":"hints","in":"query","required":false,"description":"Hints available","schema":{"type":"boolean"}},{"name":"time_limit","in":"query","required":false,"description":"Seconds per problem (blank = no limit)","schema":{"type":"number"}}],"responses":{"200":{"description":"Rendered app reflecting the given inputs."}}}}}}