Kraul Spielzeug
Kraul is a German family business that encourages a love of nature, observation, and experimentation. Using the basic elements around us (earth, fire, wind, and water), Kraul's STEAM and engineering science kids allow kids to wonder at the world and inspire hours of nature based play.
Solar energy experiment
A physical experiment with solar energy: The almost 3 m long solar zeppelin shows very clearly what effect solar heat has and lets you literally “experience” the effect of solar heat.
Attention: Use only under direct adult supervision