wonder if these could be used for terrariums Nature globes (DIY tutorial) created by Silver Rose Sewing: Fall Artifact Globe Tutorial - Reggio Emilia Inspired. She says she got the snow globes at Michael's Craft Store for each, and they can be reused.
SCIENCE : AMAZING Lava lamp sensory bags- these are easy to make and allow kids to explore in a variety of ways. Learn colors, explore the Science of liquids, create fun works of art, and MORE! (BONUS- all the mess is contained!