This is a great activity to make for texture bins and so easy (although messy) to make.
Dry Rice or Pasta
Several Drops of Food Coloring
2 Tbs. Rubbing Alcohol
Place rice or pasta in plastic baggie. Squirt in several drops of desired food coloring. Add 2 Tbs. rubbing alcohol. Seal bag and shake to distribute color. Pour onto paper plate to dry. Voila!