Interactions of Earth's Systems:

• paper masking tape 1cm width
• 20g of soil in very small plastic bag
• grass seeds in very small plastic bag
• 20g of Rocks in small plastic bag
  

Think Like a Scientist Develop a Model Pg 160:

• 20g CLAY MODELING brown color in small plastic bag
• craft sticks
• 20g of sand in very small plastic bag
• 20g of soil in very small plastic bag
• RUBBER BANDS, #19, 3-1/2X1/16" OZ normal size
• spray bottle small size
  

Plant and Pollutions:

• grass seeds in very small plastic bag
• small plastic pot for planting 10 oz
• Clear plastic cups 3 oz
• Potting Seedling soil tablet in small plastic bag
  

Using Solar Energy:

• 20g CLAY MODELING brown color in small plastic bag
• 20g of soil in very small plastic bag
• 50 g of sandysoil in plastic bag
• large rubber band*
• measuring cup
• clear plastic wrap 15cm ( Food stretch )
• 20g gravel in very small plastic pag (very small stons)
• One big rock
• plastic spoon normal size
• Clear plastic cups 3 oz
  

Gravity:

• BALL, RUBBER 2.5"
• unsharpened pencil
• eraser
  

Apparent Brightness:

• penlights with battery
• tissue paper
• flexible meaterstick
  

Day and Night:

• small flashlight with battery
• samll simple plastic or foam globe (earth model )
  

Observe Apparent Motion:

• compass
  

Moon Phases:

• SMALL white foam ball
• craft sticks