An evil pterodactyl has kidnapped Pebbles and Bamm-Bamm. Luckily, Fred and Barney have found the kids; but, the pterodactyl will not return them until the two fathers bring the five legendary fire gemstones.
With a NES game rarity indicator of A- (incredibly hard to find). Seller in US, ships only to US
Flintstones Surprise at Dinosaur Peak on ebay.com
Too rich for my blood so....
emulated flash version on everyvidegame.com