Make measuring fun with these wooden rulers that change color with heat! Perfect for math activities, art projects and more, these rulers will lighten wherever you touch them — then go back to their normal color! Kids will look forward to using these cool tools during all your lessons! Includes blue, orange, red, green and purple. (1 dozen per unit) 12"
*NOTE: This is a value priced item from our wholesale warehouse. Please add one day to your EDD date at checkout while we move this item to our retail warehouse in Ontario.