This durable D Battery Holder is just the component for your next electronics project and a sure benefit for any mechanical guru. Use it for various science projects, classroom use, to make your own tools and more. Don’t let conventional ready made contraptions be a boundary. Break boundaries and explore innovation with the D size battery holder today!
Watch this laser pointer emit a cool purple beam!
Defy gravity with this cool balancing eagle!
This genuine meteorite is great for the rock collector in your family!
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
Learn about hydrogen fuel cells with this incredible kit!