Simple, cheap, realistic and amazing maths and engineering resources. Please ensure you supervise.
These are very cute and excellent for fine motor and bilateral coordination skills. l would paint the washers green - nail polish works great on metal washers.
Gallery - Angel's J'Art Would be cool with hinges rather than spark plugs
Fastener Categories Head Styles Drive Types Nut Types Washer Types (via Bolt Depot...
Children will love playing with nuts, bolts and washers
different types of fasteners | Visual Glossary Of Screws, Nuts and Washers | DO IT: Projects, Plans ...
Nuts, bolts and washers
Types of Screws and Bolts [Guide] More
Nuts, bolts and washers are fun for kids to play with. Great for developing fine motor skills too.
How to make Winter snow paint using only 3 ingredients - Laughing Kids Learn