Make a catapult 
by Gaertner, Meg (Norwood House Press, 2019)
ISBN: 9781599539263 Series:  Make Your Own. Make It Go! Ages: 7-9    F&P: U   
Summary: Discusses the science behind catapults and includes instructions for readers to build their own from household materials.  more information

$ 22.09 * 0.00   Dewey:
623.4/N BTSB #:
362940

 

Make your own water balloon launcher 
by Garstecki, Julia (Black Rabbit, 2020)
ISBN: 9781680729382 Series:  Make Your Own Fun Ages: 7-10    Lexile: 530   
Summary: Teaches readers how to make their very own water balloon launchers through simple supply lists and clear, step-by-step instructions and images.  more information

$ 29.09 * 0.00   Dewey:
745.592/N BTSB #:
368983