The Build'n Discover Stacker is a special playset that allows preschoolers to experience the wonders of balance and gravity by stacking 11 unique blocks on a special rocking container.
Watch as little boys and girls stack their blocks on either side to keep the container steady or build to one-side and learn how many it takes to tip it!
Learn through play, with block-shapes that stack high and rock side-to-side
Includes 5 fun shapes for sorting & stacking, a rattle-block to capture the imagination and 6 extra Maxi blocks in the rocking storage bucket
Combine with Spin'n Sorter Bucket (589) to help your child discover shapes & simple gear mechanics for hours of building play