Calico Critters Town Series Floral Garden Set includes an arch

Refrigerator

they're trying their hand at amateur rocketry or other fringe-science

A sieve and a mold for castle architecture

swaying pole

Kids First Intro to Engineering Science Kit mary-meyer-stuffed-toys Calico Critters Town Series FloralIntro to Engineering introduces children to engineering through 21 hands on experiments and building projects. Kids learn engineering basics with levers, forces, and pulleys, then build vehicles, flying machines, water vessels, and household devices. Projects include a race car, helicopter, parachute, sailboat, and robot model. The included 48 page guidebook provides step by step instructions for each activity, making engineering concepts accessible