Set of 7 Beast Academy math books by Art of Problem Solving (AoPS). Great for advanced elementary/middle school math, enrichment, homeschooling, or supplementing school math.
Includes:
* Math Guide 4A
* Math Guide 4B
* Math Guide 4C
* Math Guide 4D
* Math Guide 5A
* Math Practice 5A
* Math Practice 5B
Books are in good condition. See photo for details.