When it's ridiculously cold outside and you've had too much free play time, Mom breaks out the big guns: Lego Marble Mazes! Quadruple the fun:
1. Build - excitement bubbling over!
2. Test it out - giggles galore!
3. Watch siblings test them out - jumping and cheering!
4. Wait for Daddy to get home and try them out - oh, the anticipation!