It’s a chronic parental conundrum: How to combine learning and fun. If anyone in Austin has the solution it’s Thinkery. On the ever-burgeoning Mueller development tract this children’s museum has hands-on exhibits out the wazoo and enough special events and classes to keep all kids busy, from toddlers to tweens. For you jealous adults there’s a monthly, themed night for the drinking-aged that mixes a splash of alcohol in with the second-childhood antics. These STEM warriors won’t let you or your brood down.