Build big with your friends - The Crazy Scientist kit is massive and enough to build a replica of anything. It features 1000 pcs, 21 projects, a neat big black collectors bag and an instructions manual. Start creating your own mad scientist lair full of weird and wobbly inventions, or why not try to build one of the seven wonders of the world! The Crazy Scientist kit is also perfect for education. Download the Free Strawbees APP for mor fun challenges.