Foundations® SafeFit™ Envelope Play Yard Sheets, White (6 Pack) product-line-model-magic The 4-chart set covers Graphs

The 4-chart set covers Graphs and Functions concepts

allowing for unpredictable action when steel balls travel the various routes

Featuring various topics

It’s a puzzle and a science lesson all in one

Foundations® SafeFit™ Envelope Play Yard Sheets, White (6 Pack) product-line-model-magic The 4-chart set covers GraphsSafeFit envelop play yard sheets are made of high quality, ultra soft, wrinkle resistant microfiber fabric that holds up to repeated washings. Sheets feature pass through holes to allow straps to secure mattress to play yard. Made specifically for Foundations portable play yard cribs with a 1 mattress (see Sleep 'n Store options).