My shadow clock

My shadow clock. On a sunny day, we have a shadow. Our shadow is like a clock. This book tells you why. (back of book)

Shadows

On back cover: Book band level: lime
Contents: Shadows -- Making shadows -- Activity: light lines -- What blocks light? -- Activity: light testers -- Shadow shapes -- Activity: shadow puppets -- Shadow sizes -- Activity: silhouettes -- Changing shadows -- Activity: sundial -- In the shade -- Activity: snow goggles