CrosswordOpener.com - we know the word that you can`t guess In case of any inconvenience..
Invention of 1913
Else clues• Beams, nuts, bolts, motors, etc.
• Budding engineer's toy
• Builders' group?
• Classic construction toy
• Classic toy for budding engineers
• Construction equipment
• Construction kit
• Construction toy
• Future architect's plaything
• Future engineer's toy, maybe
• Gift for a budding engineer
• It's in the National Toy Hall of Fame
• Kid's construction kit
• Toy with blueprints