Identifying Design Problems - 3rd Grade Science
Card 1 of 15
Identify the criterion: “The bridge must hold 10 toy cars.”
Identify the criterion: “The bridge must hold 10 toy cars.”
Tap to reveal answer
Hold 10 toy cars. This states what the bridge must achieve (goal).
Hold 10 toy cars. This states what the bridge must achieve (goal).
← Didn't Know|Knew It →
Which option is a constraint, not a criterion: “must be strong” or “only 10 blocks allowed”?
Which option is a constraint, not a criterion: “must be strong” or “only 10 blocks allowed”?
Tap to reveal answer
Only 10 blocks allowed. Block count is a limit; strength is a goal.
Only 10 blocks allowed. Block count is a limit; strength is a goal.
← Didn't Know|Knew It →
What is the main difference between criteria and constraints?
What is the main difference between criteria and constraints?
Tap to reveal answer
Criteria are goals; constraints are limits. This summarizes the key distinction between the two terms.
Criteria are goals; constraints are limits. This summarizes the key distinction between the two terms.
← Didn't Know|Knew It →
Identify the criterion in: “The water filter must make the water clearer.”
Identify the criterion in: “The water filter must make the water clearer.”
Tap to reveal answer
Make the water clearer. States the goal of improving water clarity.
Make the water clearer. States the goal of improving water clarity.
← Didn't Know|Knew It →
Identify the design problem statement in: “Students need shade at recess; build a small canopy.”
Identify the design problem statement in: “Students need shade at recess; build a small canopy.”
Tap to reveal answer
Build a small canopy to provide shade at recess. This states what needs to be created and why.
Build a small canopy to provide shade at recess. This states what needs to be created and why.
← Didn't Know|Knew It →
Identify the constraint: “You may only use 20 straws to build the bridge.”
Identify the constraint: “You may only use 20 straws to build the bridge.”
Tap to reveal answer
Use only 20 straws. This limits the materials you can use.
Use only 20 straws. This limits the materials you can use.
← Didn't Know|Knew It →
Identify the constraint type in: “Build it in 30 minutes.”
Identify the constraint type in: “Build it in 30 minutes.”
Tap to reveal answer
Time constraint. Limits how long you have to build.
Time constraint. Limits how long you have to build.
← Didn't Know|Knew It →
What are constraints in a design problem?
What are constraints in a design problem?
Tap to reveal answer
The limits or rules the solution must follow. Constraints set boundaries for what solutions can do.
The limits or rules the solution must follow. Constraints set boundaries for what solutions can do.
← Didn't Know|Knew It →
What are criteria in a design problem?
What are criteria in a design problem?
Tap to reveal answer
The goals the solution must meet to be successful. Criteria define what makes a solution successful.
The goals the solution must meet to be successful. Criteria define what makes a solution successful.
← Didn't Know|Knew It →
What is a design problem in engineering?
What is a design problem in engineering?
Tap to reveal answer
A need to solve by creating or improving an object or process. Engineers identify needs and create solutions to address them.
A need to solve by creating or improving an object or process. Engineers identify needs and create solutions to address them.
← Didn't Know|Knew It →
Identify the constraint type in: “Spend no more than $5$.”
Identify the constraint type in: “Spend no more than $5$.”
Tap to reveal answer
Cost constraint. Limits how much money you can spend.
Cost constraint. Limits how much money you can spend.
← Didn't Know|Knew It →
Identify the design problem: “Students need a way to carry books in the rain without getting wet.” What is the problem?
Identify the design problem: “Students need a way to carry books in the rain without getting wet.” What is the problem?
Tap to reveal answer
Design a way to keep books dry while being carried in the rain. This restates the need as a design challenge.
Design a way to keep books dry while being carried in the rain. This restates the need as a design challenge.
← Didn't Know|Knew It →
Which term means “what the solution must do” in a design problem: criteria or constraints?
Which term means “what the solution must do” in a design problem: criteria or constraints?
Tap to reveal answer
Criteria. Criteria describe requirements the solution must fulfill.
Criteria. Criteria describe requirements the solution must fulfill.
← Didn't Know|Knew It →
Which statement is a constraint: “It must keep an ice cube from melting” or “Use only paper”?
Which statement is a constraint: “It must keep an ice cube from melting” or “Use only paper”?
Tap to reveal answer
Use only paper. Material limitations are constraints.
Use only paper. Material limitations are constraints.
← Didn't Know|Knew It →
Which statement is a criterion: “It must float for 2 minutes” or “Use only aluminum foil”?
Which statement is a criterion: “It must float for 2 minutes” or “Use only aluminum foil”?
Tap to reveal answer
It must float for 2 minutes. Criteria state performance requirements.
It must float for 2 minutes. Criteria state performance requirements.
← Didn't Know|Knew It →