There are some toys that stand the test of time, gender and age and some toys that are disposable after a year or less. It’s no wonder why these Wooden Rainbow Stackers are so coveted. They are a treasured heirloom wooden toy that can be used in so many imaginative ways. They can become tunnels, slides, mountains, a doll house, for balancing, and so much more. Which is why we made the decision to invest in our very own in-house PLAY WELL wooden Rainbow Stackers.