Free Standard Shipping for Orders of $75 or More in the US

Please be aware of fake/fraudulent websites. The Official Bird in Hand site is birdinhand.com

Free Standard Shipping for Orders
of $75 or More in the US

Please be aware of fake/fraudulent websites.
The Official Bird in Hand site is birdinhand.com

Skip to content

Catapults & Crossbows - Build 10 Models

SKU 665107
Item: 665107
Barcode: 814743012912
$26.99
Availability: Translation missing: en.general.icons.icon_check_circle icon 4 in stock

Investigate physics using technology from medieval times! Discover the physics of projectiles by building 5 different crossbows, 5 catapults and trebuchets. These classic siege weapons from the Middle Ages are great tools for teaching physics, including lessons in force, energy, motion, and projectiles. 

  • For some experiments, you will also need: common household items.
  • Includes 10 experiments
  • 32 page full color illustrated manual with step-by-step instructions
  • Intended for ages 8 and up

⚠️WARNING: CHOKING HAZARD - Contains Small Parts.
Not for children under 3 years. Long cord - strangulation hazard. 

Do not aim at eyes or face.

Shipping Information

We typically ship within two business days (usually faster).

Free Shipping (if applicable) applies only to orders shipping within the United States or to APO/DPO addresses and only to a single address per order.

We do not ship to freight forwarders (or 'shipping proxies'). Certain Orders to these addresses will be cancelled and refunded.

International shipping is not allowed for certain products or brands (Jellycat for example). Orders shipping out of the US for these products will be cancelled and refunded.