DIY chalk

   YOU NEED:

• plaster of Paris and water (1:1)
• acrylic paint
• ice cube tray
• glass
• spoon
• measure cup

• mix acrylic paint and water well. It takes about 2 minutes.
• measure and add plaster of Paris
• mix it 
• pour liquid into the ice cube tray and wait until hardened. ( about 1 to 3 hours)
• take chalk out of the tray and dry for about 3 days

Now go and paint!