Pinewood Derby - Polyurethane as Wood Sealer?

I'm preparing for a Pinewood Derby for the young boys at our church, and getting supplies together, so I can help those boys that may not get the support at home, to build their cars. I'm also

Exterior Wood Sealers - Exterior Wood Coatings - The Home Depot

Twinfamous!: DIY Cub Scout Pinewood Derby Display Rack

Wood Primer/ Sealer - Primes Wood Before Painting

TimberSoy Poly Wood Stain & Sealer is a bio-based polyurethane wood stain that enhances the natural beauty of wood grain while providing the ultimate

TimberSoy Polyurethane Wood Stain & Sealer, Factory Tinted

How to Apply Polyurethane to Wood - Angela Marie Made

Recycled Pinewood Derby Track and Made From Scratch Arduino Timer

How to Apply Polyurethane

Four Common Finishing Mistakes (and how to avoid them)

Pinewood Derby Track Kit

How to Gloss Wood: A Step-by-Step Guide

Zinsser 5 gal. Sealcoat Universal Sanding Sealer