Scavenger Hunt Day Clue #2

Some treasures here are not in boxes 📦
They’re sorted out in plastic pockets ✨
Pieces waiting, old and new 🔴🟡🔵
For master builders just like you 👷

Search where see-through bags all rest 👀
Filled with bricks from giant sets 🏰🚀
Look around both low and high 🔍
Your hidden clue is standing by 🎉