Self-Inflating Balloons

Self-Inflating Balloons

$6.95
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Item #: AS-800
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Squeeze a flat colored balloon and watch it self-inflate! Challenge students to offer an explanation. Afterwards have them observe the clear, colorless balloon self-inflate. Ask your students to construct their own self-inflating balloon using water and baking powder, or vinegar and baking soda! Four self-inflating Mylar balloons are included: two colored and two colorless. 14.5 cm flat dia. (5.75 in.) Note: Inflated balloons are not lighter than air.

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