Laboratory achievement button
Fully improve the sorceress' work area.
UPDATE: With the addition of the Mirror, you now only need to make 9 of the 12 upgrades (Cauldron, Runes, Book, Mirror, 3 levels each) to get this achievement.
Reward: Improvement
(You can buy 250 token hopping mushrhum (+Learning/Innovation/Cooperation for Sorc))
The reward for Laboratory is the Sorceress mushrhum (???)
Sorceress mushrhum, reward for laboratory achievement, can be bought for 250 tokens and needs to be improved after that.
A fully upgraded sorceress workshop with intricate ceramic flooring.