Space Bubbles BIKE The SR-71 Blackbird was an

The SR-71 Blackbird was an American reconnaissance aircraft that served in the United States Air Force from the 1960s to the 1990s

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Space Bubbles BIKE The SR-71 Blackbird was anCool action in the childrens room: in this Kosmos experiment set, children create fascinating bubbling effects in a rocket base. Simply follow the easy step by step instructions, pour the coloured water, oil and and effervescent tablet in the right quantities into the rocket station and off you go. Wild bubble bubbles rise up and down but why? The secret is in physics, which explains the instructions to curious researchers children clearly and age