4-Color Tangrams Melissa and Doug wooden railroad this interactive geared clock teaches

this interactive geared clock teaches both analog and digital time

brightly-colored wooden beads on 5 hardwood dowels in sequence to match the design on one of the pattern cards

just like a real register

Hold these life-size human x-rays up to the light or use them on a light table and see every authentic detail of a real skeleton

while the lid with elastic tie-downs provides an additional play surface

4-Color Tangrams Melissa and Doug wooden railroad this interactive geared clock teachesInvented in China, the tangram is a 7 piece square puzzle that has challenged learners of all ages for over one thousand years. Now the whole class can practice problem solving! Complete with a sturdy bucket container and Teaching Notes, this set of 30 tangrams comes in four assorted colors.