Garage Physics Magic Square Puzzle Kit Lab Supplies_Petri Dishes with numbered and lettered positions

with numbered and lettered positions and a stacking design that locks against lateral movement

Cover-protected single-phase rheostat with constantan winding and 4mm safety socket terminals

Hand-cranked worm-and-wheel drive with a rotation dial between clear acrylic plates

this 20-piece metallic ore specimen set demonstrates the raw sources of industrial metals for classroom identification

supporting inclusive anatomy teaching in biology classrooms

Garage Physics Magic Square Puzzle Kit Lab Supplies_Petri Dishes with numbered and lettered positionsMagic Square puzzle kit with wooden blocks that arrange into 3x3 grids where every row, column, and diagonal sums to the same value, illustrating arithmetic sequences and number theory.