Parental controls are tools that allow parents and caregivers to monitor and limit what their child does, sees, and can access online. This site built by the European Union provides step by step guides & instructions on how to set parental controls on different operating systems & devices.

Microsoft Family Safety site helps you apply screen time limits to devices, apps, and games.Set app, web search and content filters & develop healthy digital habits.

ConnectSafely is a Silicon Valley–based nonprofit dedicated to promoting safe, informed, and healthy digital practices for people of all ages.Among other things their platform offers:

• Expert Tips & Guides: Research-backed advice on online safety, privacy, and digital wellness

• Parent & Educator Resources: Comprehensive and quick-reference guides tailored for families, schools, and youth

Helping you set digital ground rules with Family Link . With Google Family Link you can - 

• Keep an eye on screen time

• Manage Content & Purchases

• Managing & Securing Childs Account

• Manage access to what your children can discover online.

This website talks about Apple iOS & MacOS inbuilt Tools that let parents know, and feel good about, what kids are doing including controlling screentime, app purchases etc.

The National Council for Missing & exploited Children offers resources for educators offer multiple ways to engage students, parents and communities in important lessons in digital citizenship and online safety.  It also empowers your students to be safer online with their free collection of teaching materials for families and students in grades K-12. 

NetSmartz tutorials can help you create a dynamic and engaging Internet safety curriculum.