Design and race multiple race cars and vehicles using LEGO® bricks and then use those projects to investigate basic engineering concepts! {YEL!}’s Teach It! Practice It! Play It!® classroom method emphasizes 21st century learning skills like STEM and problem solving. Sign up today! Visit YELKids.com for more information. LEGO® is a trademark of the LEGO group of companies which does not sponsor, authorize, or endorse this site or program.