Thames + Kosmos

Catapults + Crossbows, Ages 8 +


item #: TK665107

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product description
  • Build ten sleek working models of catapults, crossbows and trebuchets
  • Learn physics lessons in force, energy, motion, and projectiles.
  • Build and experiment with five different types of crossbows.
  • The projectile has a safe foam tip.
  • Ages 8+, 32 page full color manual, 10 experiments