Engineering Solutions for Pet Problems

What was Riley's unusual habit that prompted the need for a solution?

• Chewing furniture

• Eating cat litter

• Eating poop

• Barking excessively

Why did the dietary approach fail to stop Riley from eating poop?

• Riley was allergic to the additives

• The additives were not available

• Riley simply enjoyed eating poop

• The additives were too expensive

What was a major drawback of using robotic litter boxes?

• They were too noisy

• They were too expensive

• They required frequent maintenance

• They were not effective

What was the issue with using a microchip-activated pet door?

• It was too expensive

• It was too large for Riley

• It was too small for Trouble

• Trouble refused to use it

What was the main concern with using a Raspberry Pi and computer vision?

• High cost of implementation

• Complexity of programming

• Difficulty in obtaining parts

• Risk of false positives

What technology was used in the simpler solution to detect Riley?

• Pressure sensors

• Ultrasonic sensors

• Magnetic keys and reed switches

• Infrared sensors

What was used to construct the prototype door?

• Cardboard and popsicle sticks

• Wood and plastic

• Steel and rubber

• Metal and glass

How was safety ensured in the prototype design?

• Using a soft cushion

• Making the doors flimsy

• Using strong materials

• Adding a locking mechanism

What was the final adjustment made to prevent Riley from entering?

• Increasing the door size

• Removing the step

• Changing the magnet position

• Adding more sensors

What was the cost advantage of the custom solution?

• It was under $50

• It was under $100

• It was under $200

• It was under $300