Materials toothpicks small marshmallows large marshmallows downloaded/printed copies of the Online Activity Sheet pencils paper Warm-Up If students have learned about atoms, review the following facts.
(Materials toothpicks small marshmallows large marshmallows downloaded/printed copies of the Online Activity Sheet pencils; paper; Warm-Up) (students; have learned; about atoms)
Materials toothpicks small marshmallows large marshmallows downloaded/printed copies of the Online Activity Sheet pencils students
paper have learned
Warm-Up
about atoms