# Privacy Policy — Bigganbaksho (বিজ্ঞানবাক্স)
Last updated: May 18, 2026
Operated by: Onnorokom Edtech Limited
## Introduction
This Privacy Policy explains how Bigganbaksho (“we”, “us”, “our”) collects,
uses, and protects your information when you visit bigganbaksho.com,
purchase our products, or interact with our advertisements on Facebook,
Instagram, or other platforms.
## Information we collect
When you visit our website or place an order, we may collect:
– Name, phone number, delivery address, email
– Order history and product preferences
– Payment information (processed by our payment partners — we do not
store full card numbers)
– Browser, device, and IP information via cookies and analytics tools
(Google Analytics, Facebook Pixel)
When you interact with our Facebook/Instagram ads:
– We use Facebook Pixel and Conversions API to measure ad performance
– Information shared by Meta about ad engagement (clicks, conversions)
is used to optimize our campaigns
## How we use your information
– To process and deliver your orders
– To send order updates and customer support communication
– To improve our products and website experience
– To run and optimize advertising campaigns on Meta platforms
(Facebook, Instagram)
– To comply with legal obligations
## Sharing your information
We do NOT sell your personal information. We share data only with:
– Delivery partners (to fulfill orders)
– Payment processors (to handle transactions)
– Meta (Facebook) for ad measurement and optimization, in aggregated
or hashed form
– Legal authorities when required by law
## Your rights
You may:
– Request a copy of the data we hold about you
– Request correction or deletion of your data
– Opt out of marketing communications
Contact us at [email protected] for any privacy-related requests.
## Cookies
We use cookies for website functionality, analytics, and personalized
advertising. You can disable cookies in your browser settings, but
some features may not work properly.
## Children’s privacy
Our products are for children, but our website and ads target parents
and adult guardians. We do not knowingly collect personal information
from children under 13. Parents/guardians manage all account and
purchase activity.
## Changes
We may update this Privacy Policy from time to time. Changes will be
posted on this page with an updated “Last updated” date.
## Contact
For any questions about this Privacy Policy:
Bigganbaksho (বিজ্ঞানবাক্স)
Email: [email protected]
Phone: 01847 103 102
Website: https://bigganbaksho.com