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Introduction The Hemodialysis Working Model – Artificial Kidney is an innovative biology project that demonstrates how dialysis helps remove waste products from the blood when the kidneys are unable to perform their functions properly. This DIY working model is especially useful for school science exhibitions, biology projects, Inspire Award projects, and educational demonstrations. The human … Read more

// Smart Blind Stick System – Arduino Code // Define Pin Numbers based on circuit diagramconst int trigPin = 2;    // Ultrasonic Sensor Trig pin connected to D2const int echoPin = 3;    // Ultrasonic Sensor Echo pin connected to D3const int buzzerPin = 12; // Piezo Buzzer connected to D12 // Variables for … Read more

#include <Servo.h> Servo gateServo; const int trigPin = 9;const int echoPin = 8;const int servoPin = 10; long duration;int distance; // Gate positionsconst int gateClosed = 0;const int gateOpen = 90; // Distance at which car is detectedconst int detectionDistance = 15; void setup() {Serial.begin(9600); pinMode(trigPin, OUTPUT);pinMode(echoPin, INPUT); gateServo.attach(servoPin); // Start with gate closedgateServo.write(gateClosed); delay(1000);} … Read more