Kids can create their own LEGO Super Mario sky level with the Big Spike’s Cloudtop Challenge Expansion Set (71409). It features familiar challenges from the Super Mario video games and LEGO figures of 3 popular enemies – a Big Spike, a Boomerang Bro and a Piranha Plant.With this collectible LEGO Super Mario Buildable Toy, players earn digital coins for helping their LEGO Mario, LEGO Luigi or LEGO Peach figures (not included) dodge the spiked roller and stomp on the Big Spike’s head, bounce on the orange Mushroom Trampoline to get extra spring in their jump, and use the 2 Mushroom Trampolines to topple and defeat Boomerang Bro.Then ride Boomerang Bro’s sky-high platform, and use Super Star power to defeat the Piranha Plant and win lots of coins (Note: the 71360, 71387 or 71403 Starter Course is required for play). Kids can also download the LEGO Super Mario app – it has building instructions, inspiring tips and other fun stuff to enhance kids’ creative experience.This Super Mario Construction toy makes an awesome gift for trendsetting kids aged 7+ and is ideal for solo or social play. LEGO Super Mario Starter Courses and Expansion Sets allow fans to expand, rebuild and create their own unique levels for hours of coin-collecting play.Measures over 7 in. (19 cm) high, 14.5 in. (38 cm) wide and 9.5 in. (25 cm) deep.Contains 540 pieces.