How about this for a science project? 【Product Overview】 This aluminum ball starter kit includes all the tools needed to easily create aluminum balls. It's an easy-to-enjoy DIY kit, perfect for beginners. 【Making Instructions】 The kit contains detailed instructions for making aluminum balls, allowing anyone to easily proceed with the work. The steps consist of three parts: rolling, hammering, and creating the bottom. 【Size and Specifications】 The finished aluminum ball is approximately 15cm in diameter, a size that can be enjoyed as interior decoration. Create your own original ball and have fun. - Product Name: Aluminum Ball Starter Kit - Contents: Aluminum ball making kit - Size: Approximately 15cm in diameter Thank you for viewing. Toy Genre: Family Toys & Games Toy Genre: Educational Toys & Learning Toys