Knockout Roll the die, pick a brick, then knock it out with the Rammer Hammer! Balance knocked-out bricks on top. Can this wobbly wall hold one more brick? No way! The KNOCKOUT brick is down--and you're out of the game! Contents: Motorized Rammer Hammer, 28 Plastic Bricks, 1 Knockout Brick, Label Sheet, Color Die, Building Board/Instruction Card Game dates from 1991