Tyke's blocks

• Locking blocks
• Toys since the 1940's
• Colorful bricks
• Some plastic bricks
• Building blocks of a sort
• Building toy
• Colorful building blocks
• Disney World has a Loch Ness monster made of them
• They stick together in the playroom

Wiktionary Word definitions in Wiktionary
n. (plural of lego English)