There are many wonderful YouTube sewists who have beginner sewing tutorials. Here are some favorites:

• Rosery Aparel Sewing for Beginners Series
• Made to Sew Beginners Sewing Tutorial Series
• Good Housekeeping Beginning Sewing Class

Here are some databases of technique tutorials.

• Closet Core Patterns Techniques + Tutorials page
• Threads Magazine Tips and Tricks for Sewing Beginners
• Sew DIY Sewing Basics Tutorials