Make your own Shampoo Bar with this useful kit that contains everything you will need.
 
This MakeKit project includes:
150g shea butter shampoo base (5% shea butter, lathers well)
Shea butter (NZ pure) 
Rosemary essential oil
Citronella oil
Almond oil (NZ pure)
Dried calendula petals
Easy-to-follow instructions with images 
Difficulty: 3/10
Suitable for: 8+ years to adults (children should be supervised when base/butter are melting).   A silicone mould is needed for holding bars while they set (mini muffin moulds are ideal). 
You can make this in: 30 minutes (+ setting time)