DD121
Put your building skills to the ultimate test…the earthquake test! Our earthquake simulator creates quakes in 5 levels of intensity…and comes with 30 plastic building bricks in a variety of shapes & sizes—so you can test tons of different structures to see if they topple or stand strong! Kit includes an activity book that gives kids a look into the world of earthquakes and engineering. 10" earthquake simulator requires 4 “AA” batteries (not included).