John Adams Box of Shocks The John Adams Box of Shocks is perfect for making your audience scream and gasp in awe and horror, featuring a range of tricks like breaking a finger backwards, ramming a pen through your hand and a range of other shocking tricks. > Box of tricks > Body parts box > Can of shocks > Spider box > Fake egg > Small plastic hand > Vanishing ink > Ketchup bottle > World's deadliest creatures > The Magic glass > Squirting chewing gum > Pen through hand > The finger breaker > John Adams branding > Suitable for ages 8 years +