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Ambient light sensor using a photoresistor and Arduino Uno

This project is about using a photoresistor along with an Arduino Uno board to determine the brightness of a room which is bright or average light or dark. A photoresistor which is also called an LDR (LIGHT DEPENDENT RESISTOR) and two LEDs...

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Updated Features in Udavi and IsaiAmbalam  School Software

~ Sandhiya.B In STEM land we give freedom to children to choose their plans on their own. Using the software children choose their plan for a week and work accordingly. Teachers conduct an assessment in line with the plan. For the past...

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Smart dustbin using Arduino

The smart dustbin is built on a microcontroller-based platform Arduino Uno board which is interfaced with the Servo motor and ultrasonic sensor. An ultrasonic sensor is placed at the top of the dustbin which will measure the stature of the dustbin. The...

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LOGIC GATES USING ARDUINO UNO

A basic gate is defined as a component with one or more inputs and one output.  The inputs and outputs are all digital. There are three fundamental gates and a total of seven basic logic gates (plus several derivatives). The gate will...

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A session with Last School Children

On the 28th of July, the STEM Land team visited Last School for a session with them. The facilitating team Prabhaharan, Arun, and Illamkathir along with the last school children worked on RTL tools, seven segment displays, Cast puzzles, and the homopolar...

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Vaughn cube

Vaughn cube is for children who find visualization easier rather than memorizing the multiplication tables. Elements of Vaughn cube: Numbers. Pictures. Colours. Construction of Vaughn cube: 4 sides = 4 walls. Each wall has a specific color. Numbers are arranged as follows:...

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A Session with Mr. Thiyaragaraja Kumar

An enthusiast researcher Mr. Thiyaragaraja Kumar visited STEM land on 20th June 2022 to exhibit the projects made by him and to inspire young minds.  He is an inspiring, energetic, curious person who makes projects, and teaches and guides children to invent...

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Boyle’s Law

Boyle’s law is a gas law that states that the pressure exerted by a gas (of a given mass, kept at a constant temperature) is inversely proportional to the volume occupied by it. In other words, the pressure and volume of a...

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ARITHMETIC PROGRESSION USING VISUAL MATHEMATICS

An arithmetic progression or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms is constant. For example, the series of natural numbers: 1, 2, 3, 4, 5, 6… is an Arithmetic Progression, which has a common difference between...

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Rajju Ganit and how we are surprised to learn about ancient mathematics

Rajju ganit (string geometry, cord geometry) aims to teach practical geometry more understandably. The useful new things students would learn as part of string geometry or Rajju Ganit are Conceptual clarity. Measurement of angles Simplified geometry Measurement of the circle The theory...

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