Build a LEGO foosball game that really works! This is a fun LEGO project for all ages. We used a marble for the ball, and it works well. Those little blue LEGO balls that come with Ninjago sets work well too. Players score by hitting the ball into their g
To go with MFW:ECC Castles @ Germany How to build an easy catapult for kids and learn about tension. Build a simple LEGO catapult with basic bricks. Fun STEM activity for kindergarten and grade school kids.