$0.00
Use a balloon to create a 2-D analogy to the 3-D expansion of the universe. This can be used to disprove the notion that there is a “center” to the universe. It can also be used to explain how galaxies move away from each other uniformly.
(8C10.35) Expansion
$0.00
Use a balloon to create a 2-D analogy to the 3-D expansion of the universe. This can be used to disprove the notion that there is a “center” to the universe. It can also be used to explain how galaxies move away from each other uniformly.
Related Products
(7B13.50) Phosphorescent Paper
Add to cart(8B10.40) Lava Lamp
Add to cart(7B10.10) Emission Spectra
Add to cart(8A05.20) Constellations
Add to cart