HookS Law Spring Set, Set Of Five Different Springs Constants, The Set Has Five Different Springs Constants For In Depth Investigation With Above HookS Law Apparatuses.
Hookes Law, set of 5 springs with different spring constants, forces required for 1cm extension are 0.25N, 0.5N, 1N, 1.5N, and 2.5N respectively, Pre-stress has been removed for accurate results, With a hook to support a weight hanger and a red arrow to indicate position
Kid Group Set, Age: 3+, Big, soft, chunky pieces can be used by children with varying manipulative skills. Build 8 models from 1:1 correspondence cards or create your own creatures using the 131 parts, including 10 eyes and 2 ears/wings, Models are easily assembled