Estes B6-0 Model Rocket Engine Puzzles 1000 Piece Board--Suitable for most

1000 Piece Board--Suitable for most puzzles up to 1000 pieces with a standard size of 26

1 custom tray with lid

Kids will be inspired to learn various STEM skills through these fun

Pick the card that gets your pawns out of the starting area

Flower Crowns is perfect for every day bohemian style

Estes B6-0 Model Rocket Engine Puzzles 1000 Piece Board--Suitable for mostENGINES FOR MODEL ROCKETS 3 B6 0 Engines4 Starters4 Starter Plugs The Estes B6 0 engine is a booster stage engine designed for model rocket flight and has to be used with a standard engine. This engine is for flights in rockets weighing less than 4 ounces, including the engines. Each package includes 3 engines, 4 starters and 4 plugs.