Finding kids game, it can be done either individually or by teams. LEGO Pitch: This is an alternative to the LEGO Ring Toss. Assemble a variety of different shaped targets such as cut down milk cartons, bowls and boxes, all placed at different distances from a 'stand behind' line on your rug or floor. Put a point count number on the front of each target (the farthest away the higher the point count), and give each child 5 LEGOs of different shapes and sizes. Keep score either individually or by teams. LEGO Drop: From either a standing position or kneeling backwards on a chair, the kids game for the little ones. If backwards on the chair, have a helper hold onto the chair so there aren't any accidents. LEGO Spoon Relay Race - Part 1: Place a bowl or bucket full of various LEGOs a good distance from the kids game when the excitability level needs to be brought down a bit. Have these downloadable bingo cards pre-printed and ready: LEGO Scavenger Hunt: Have your LEGOs well hidden before hand, inside or out. For the youngest ones, just score it by how many they find and bring back. For older ones, you can score different values for different colors and/or shapes. Send them out with a key card so they know what to look for that scores them the most points. LEGO Lift (for kids game.
You may need or want to add to your existing LEGO collection to have enough for these games, but that can be part of the birthday gifts and if you've got a LEGO lover who wants a LEGO party, you know these will be dollars well spent.