Cart “Optimal Thinking Habits (#1)” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal Optimal Thinking Habits (#1) $5.00 Optimal Thinking Habits (#1) quantity $5.00 Coupon: Apply coupon Update cart You may be interested in… Quick View IQ Doodle Ten Thinking Errors Sabotaging Your Brain $10.00 CLICK TO VIEW Quick View Effective Thinker Common Thinking Errors $5.00 Add to cart Quick View Effective Thinker Unhelpful Thinking Styles $5.00 Add to cart Quick View Effective Thinker Optimal Thinking Habits (#2) $5.00 Add to cart Cart totals Subtotal $5.00 Total $5.00 Proceed to checkout