
1) Blocks for small projects 2) Blocks for young builders 3) Blocks that interlock 4) Blocks that lock 5) Blocks that snap together 6) Bricks for kids 7) Bricks for tots 8) Bricks that click 9) Building block toys 10) Building blocks 11) Building blocks of a sort 12) Building composition 13) Building set
Found on
https://www.crosswordclues.com/clue/legos

Oh no you didn
Found on
http://www.brothers-brick.com/lego-glossary/
No exact match found.