DIY Laser Alarm System – Educational Science Kit for Kids
Review: 5 - "A masterpiece of literature" by John Doe, written onMay 4, 20020
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DIY Laser Alarm System – Educational Science Kit for Kids

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  • Product SKU: LGPW057
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Specification

Description

DIY Laser Alarm System – Mega Science Kit for Hands-On STEM Learning

The DIY Infrared Alarm Kit – Educational Science Kit for Kids is a hands-on STEM project designed for class 8 learners who enjoy building real-world electronics. As a practical mega science kit, it introduces students to laser-based security systems while encouraging exploration similar to a smartivity science kit. Using a laser transmitter and a light-sensitive receiver, students create a working alarm system that fits perfectly into school projects, exhibitions, and interactive home learning.

Materials and User Manual

  • Laser Transmitter – Emits laser beam.
  • Light-Sensitive Receiver – Detects laser beam.
  • Alarm Module – Produces sound when triggered.
  • Circuit Board – Holds components.
  • Battery Holder – Powers the system.
  • Wires and Connectors – For circuit connections.
  • Resistors and Capacitors – Regulate current.
  • Mounting Base/Stand – Aligns laser and receiver.
  • User Manual: All the design details are elaborated in documents with this.

Working Principle

The DIY Infrared Alarm Kit demonstrates light transmission and detection using basic electronics. A steady laser beam keeps the circuit inactive; however, when the beam is interrupted, the receiver stops sensing light and instantly triggers the alarm. This clear cause-and-effect mechanism makes the project an effective mega science kit for understanding sensors, circuits, and laser applications in security systems.

Advantages of This Science Project

Quality Time Together: Build the system step by step and enjoy collaborative learning through a structured mega science kit experience.

Learning Wrapped in Fun: The project turns electronics into an exciting challenge, offering learning depth comparable to a smartivity science kit while remaining practical for school use.

Confidence and Achievement: Completing the working alarm strengthens logical thinking, experimentation skills, and technical confidence.

Features of This Science Project

  • Encourages hands-on experimentation using a structured mega science kit.
  • Easy assembly supports independent learning.
  • Improves understanding of light sensors and electronics.
  • Sparks curiosity similar to project-based smartivity science kit learning.
  • Aligned with international STEM education practices.
  • Uses safe, eco-friendly materials.
  • Includes detailed paper instructions with explanations.

Physical Attributes

  • Dimensions (cm) L x W x H : 20 x 14 x 1.6
  • Weight (g): 120

Package Includes

  • 1 x DIY Infrared Alarm Kit – Educational Science Kit for Kids

Customer Reviews

Based on 5 reviews
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60%
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S
Sonalal
Great STEM toy

Great STEM toy, highly recommend for kids

E
E.PRABHAKAR RAO
favorite birthday gift.

My 6 year old twin boys love this! One of their favorite birthday gift.

B
Bairu Vijay
Fun Kit

Highly Recommend!!! So much fun & learning!

K
Kirauddin Ansari
Great value, with quality components

There are some good explanations in the instructions so that you can understand what you are experimenting with which helps with re-usability.

L
Linear Automation
Super Star

I am not taking a star away for that as this is a really good value and keeps children's interest for extended periods of time. In the future I look forward to buying more kits.