Solution:
Blue Statue
1) Pour water on fire t reveal blue diamond.
2) Jump potion to get Ruby near mausoleum.
3) Build the green statue beside boulder. You will need a chief to draw plans for this statue.
4) Craft blue glass.
Yellow Statue
1) Get 3 necklace pieces from daily quest or cracks.
2) Pan for gold and bring to anvil
3) Upgrade construction skills and draw some plans.
4) Craft yellow glass.
Red Statue
1) Make soup.
2) Build clothing hut, after tech upgrade crate of braid will appear, then flower will pollinate, bring them to tree.
3) Need 1 child and adult to capture crab - crab will fix slippery rock.
4) Craft red glass.
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