How do jetpacks work?

The first challenge with the design of any jetpack is how to get the pilot off the ground without burning his legs off below the knees.

The fall and rise of jetpacks

The SkyPak Is a Prototype Electric Jetpack That Actually Works

Where is my jetpack?

Jetpack Racing is Coming Soon - Bricsys Blog

I made a Working Minigun Jetpack. My first creation out in the workshop. : r/peopleplayground

Jetpacks That Fly On Autopilot At 48 Kmph Coming To Ease Your Work Commute

What traffic? Boater commutes to work with James Bond-style jet pack - YBW

How long can a jetpack fly with fuel? - Quora

These Guys Have Made a Working Jetpack… You Could

Is the use of jetpacks finally about to take off?

The Physics of Mandalorian Jetpacks (Hint: They Aren't Jetpacks)

How do jetpacks work? - Around The Web

Get Ready for Takeoff. You Can Finally Buy a Real-Life Jetpack

Where's My Jetpack? ( Real World ), Calculus

Inside Gravity's daring mission to make jetpacks a reality