Crossword Puzzle Smithies' blocks

Clue: Smithies' blocks

Kids' blocks (LEGOS with 5 letters)
It's sold in bags or blocks (ICE with 3 letters)
Do a scathing impersonation of the 39th president? (MINCECARTER with 11 letters)
Blocks off (e.g. BARS with 4 letters)
Computer program that blocks pop-ups (ADAWARE with 7 letters)
39th Veep (AGNEW with 5 letters)
Colorful building blocks (LEGOS with 5 letters)
Home of blocks? (IGLOO with 5 letters)
Forms building blocks for shipment (PRECASTS with 8 letters)
They play with blocks (DEFENSE with 7 letters)