Faux Sand

Photo credit flax & twine.

Anne from flax & twine made Rainbows in Jars using salt and colored chalk.  This is a fun craft for the young crafter.

3D Paper Diamonds

Photo credit mini-eco.

Kate at mini-eco has a tutorial on making 3D Paper Diamonds.  She uses a template that you download and print, cut, glue and fold.  This is a craft that would be ideal for older campers.

If you like this tutorial, be sure to check out Stellated Dodecahedron.

Sidewalk Chalk Spray

Photo credit Infarrantly Creative

"Chalk spray is easy to make and fun to spray."  Becky from Infarrantly Creative.

Infarrantly Creative

Slime

Photo credit The Best Ideas for Kids.

Check out The Best Ideas for Kids...making the ordinary simply extraordinary tutorial on how to make Glitter Slime with just six steps.

Science Bob  has a similar tutorial on how to make slime and an explanation on how it works.